Trump down but still No. 1 in Republican race, Fiorina at No. 2: CNN/ORC poll

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WASHINGTON (Reuters) -- Billionaire Donald Trump remains in first place in the race to win the Republican presidential nomination for 2016, but his support has fallen to 24 percent from 32 percent previously, a CNN/ORC poll released on Sunday shows.

Here are some images from the last GOP debate:

30 PHOTOS
GOP Main Debate 9/16/2015
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Trump down but still No. 1 in Republican race, Fiorina at No. 2: CNN/ORC poll
Republican presidential hopefuls, (L-R) South Carolina Sen. Lindsay Graham, former New York Gov. George Pataki, Sen. Rick Santorum, Kentucky Sen. Rand Paul, former Arkansas Gov. Mike Huckabee, Florida Sen. Marco Rubio, Texas Sen. Ted Cruz, retired neurosurgeon Ben Carson, real estate magnate Donald Trump, former Florida Gov. Jeb Bush, Wisconsin Gov. Scott Walker, former CEO Carly Fiorina, Ohio Gov. John Kasich, and New Jersey Gov. Chris Christie, arrive on stage for the Republican presidential debate at the Ronald Reagan Presidential Library in Simi Valley, California on September 16, 2015. Republican presidential candidates collectively turned their sights on frontrunner Donald Trump at the party's second debate, taking aim at his lack of political experience and his sometimes abrasive style. AFP PHOTO/ ROBYN BECK (Photo credit should read ROBYN BECK/AFP/Getty Images)
Republican presidential candidates businessman Donald Trump, left, and Scott Walker, right, both speak as Jeb Bush, listens during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
Republican presidential hopefuls (L-R), Kentucky Sen. Rand Paul, former Arkansas Gov. Mike Huckabee , Florida Sen. Marco Rubio, Texas Sen. Ted Cruz, real estate magnate Donald Trump, former Florida Gov. Jeb Bush, Wisconsin Gov. Scott Walker, and former CEO Carly Fiorina, listen as retired neurosurgeon Ben Carson (C) speaks during the Presidential debate at the Ronald Reagan Presidential Library in Simi Valley, California on September 16, 2015. Republican presidential frontrunner Donald Trump stepped into a campaign hornet's nest as his rivals collectively turned their sights on the billionaire in the party's second debate of the 2015. AFP PHOTO / FREDERIC J. BROWN (Photo credit should read FREDERIC J. BROWN/AFP/Getty Images)
Republican presidential candidate businessman Donald Trump speaks during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
Republican presidential candidate, Sen. Ted Cruz, R-Texas, speaks during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
SIMI VALLEY, CA - SEPTEMBER 16: : Republican presidential candidates Mike Huckabee and Marco Rubio take part in the presidential debates at the Reagan Library on September 16, 2015 in Simi Valley, California. Fifteen Republican presidential candidates are participating in the second set of Republican presidential debates. (Photo by Justin Sullivan/Getty Images)
SIMI VALLEY, CA - SEPTEMBER 16: Republican presidential candidates Carly Fiorina and John Kasich take part in the presidential debates at the Reagan Library on September 16, 2015 in Simi Valley, California. Fifteen Republican presidential candidates are participating in the second set of Republican presidential debates. (Photo by Justin Sullivan/Getty Images)
SIMI VALLEY, CA-SEPTEMBER. 16: Republican presidential candidate Rand Paul take part in the presidential debates at the Reagan Library on September 16, 2015 in Simi Valley, California. Fifteen Republican presidential candidates are participating in the second set of Republican presidential debates. (Photo by Justin Sullivan/Getty Images)
Republican presidential candidate, Ohio Gov. John Kasich speaks during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
Republican presidential candidates, former Florida Gov. Jeb Bush, right, and Donald Trump both speak during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
Republican presidential candidate, retired neurosurgeon Ben Carson speaks during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
SIMI VALLEY, CA - SEPTEMBER 16: Republican presidential candidates (L-R) Rick Santorum, George Pataki, U.S. Sen. Rand Paul (R-KY), Mike Huckabee, U.S. Sen. Marco Rubio (R-FL) , U.S. Sen. Ted Cruz (R-TX), Ben Carson, Donald Trump, Jeb Bush, Wisconsin Gov. Scott Walker, Carly Fiorina, Ohio Gov. John Kasich and New Jersey Gov. Chris Christie stand onstage during the presidential debates at the Reagan Library on September 16, 2015 in Simi Valley, California. Fifteen Republican presidential candidates are participating in the second set of Republican presidential debates. (Photo by Sandy Huffaker/Getty Images)
Republican presidential candidate, New Jersey Gov. Chris Christie responds to a question as questioners Dana Bash, center, and Hugh Hewitt, right, look on during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
Republican presidential candidate, businessman Donald Trump reacts during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
Carly Fiorina, former chairman and chief executive officer of Hewlett-Packard Co. and 2016 Republican presidential candidate, speaks during the Republican presidential debate at the Ronald Reagan Presidential Library in Simi Valley, California, U.S., on Wednesday, Sept. 16, 2015. After a friendly round of introductions, the second Republican presidential debate quickly plunged into clashes that shifted from policy to the personal, with more politically experienced insiders trying to gain an advantage against the front-runner at center stage: Donald Trump. Photographer: Max Whittaker/Pool via Bloomberg
SIMI VALLEY, CA-SEPTEMBER. 16: Republican presidential candidates Marco Rubio, U.S. Sen. Ted Cruz (R-TX), Ben Carson, Donald Trump, Jeb Bush and Wisconsin Gov. Scott Walker take part in the presidential debates at the Reagan Library on September 16, 2015 in Simi Valley, California. Fifteen Republican presidential candidates are participating in the second set of Republican presidential debates. (Photo by Justin Sullivan/Getty Images)
Republican presidential candidate, former Florida Gov. Jeb Bush, center, gestures as Donald Trump, left, and Scott Walker look on during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
Republican presidential candidate, New Jersey Gov. Chris Christie speaks during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
Republican presidential candidate, Sen. Marco Rubio, R-Fla., speaks during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
Republican presidential candidate, Sen. Ted Cruz, R-Texas, left, looks on as Ben Carson speaks during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
SIMI VALLEY, CA - SEPTEMBER 16: Republican presidential candidates Chris Christie (R) and Ohio Gov. John Kasich take part in the presidential debates at the Reagan Library on September 16, 2015 in Simi Valley, California. Fifteen Republican presidential candidates are participating in the second set of Republican presidential debates. (Photo by Justin Sullivan/Getty Images)
SIMI VALLEY, CA - SEPTEMBER 16: Republican presidential candidates Donald Trump (L) and Jeb Bush take part in the presidential debates at the Reagan Library on September 16, 2015 in Simi Valley, California. Fifteen Republican presidential candidates are participating in the second set of Republican presidential debates. (Photo by Justin Sullivan/Getty Images)
Republican presidential hopeful Jeb Bush speaks during the Republican Presidential Debate at the Ronald Reagan Presidential Library in Simi Valley, California, September 16, 2015. Republican presidential candidates collectively turned their sights on frontrunner Donald Trump at the party's second debate, taking aim at his lack of political experience and his sometimes abrasive style. AFP PHOTO / FREDERIC J BROWN (Photo credit should read FREDERIC J BROWN/AFP/Getty Images)
Republican presidential candidate, former Arkansas Gov. Mike Huckabee, left, speaks as Marco Rubio looks on during the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
SIMI VALLEY, CA-SEPTEMBER. 16: Republican presidential candidate Donald Trump takes part in the presidential debates at the Reagan Library on September 16, 2015 in Simi Valley, California. Fifteen Republican presidential candidates are participating in the second set of Republican presidential debates. (Photo by Justin Sullivan/Getty Images)
Republican presidential candidates Ben Carson, left, and Donald Trump talk before the start of the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Mark J. Terrill)
2016 Republican presidential candidates Carly Fiorina, former chairman and chief executive officer of Hewlett-Packard Co., and Scott Walker, governor of Wisconsin, walk on stage during the Republican presidential debate at the Ronald Reagan Presidential Library in Simi Valley, California, U.S., on Wednesday, Sept. 16, 2015. The main debate of the top 11 GOP contenders in the polls follows the 'kids' table' debate of candidates who didn't make the cut. Photographer: Patrick T. Fallon/Bloomberg via Getty Images
Republican presidential hopefuls, (L-R) retired neurosurgeon Ben Carson, real estate magnate Donald Trump, and former Florida Gov. Jeb Bush, arrive on stage for the Republican presidential debate at the Ronald Reagan Presidential Library in Simi Valley, California on September 16, 2015. Republican presidential candidates collectively turned their sights on frontrunner Donald Trump at the party's second debate, taking aim at his lack of political experience and his sometimes abrasive style. AFP PHOTO/ ROBYN BECK (Photo credit should read ROBYN BECK/AFP/Getty Images)
Republican presidential candidates Chris Christie, right, John Kasich, center, and Carly Fiorina enter the stage prior to the CNN Republican presidential debate at the Ronald Reagan Presidential Library and Museum on Wednesday, Sept. 16, 2015, in Simi Valley, Calif. (AP Photo/Chris Carlson)
SIMI VALLEY, CA - SEPTEMBER 16: Republican presidential candidate Donald Trump speaks with reporters after the presidential debate at the Reagan Library on September 16, 2015 in Simi Valley, California. Fifteen Republican presidential candidates are participating in the second of presidential debates(Photo by Sandy Huffaker/Getty Images)
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Former Hewlett-Packard chief executive Carly Fiorina, considered to have performed well in a CNN-sponsored debate of Republican candidates on Wednesday, shot up to second place with 15 percent from only 3 percent in early September, the poll showed.

See more of Carly Fiorina in the gallery below:

21 PHOTOS
Carly Fiorina on the campaign trail
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Trump down but still No. 1 in Republican race, Fiorina at No. 2: CNN/ORC poll
DAVENPORT, IA - SEPTEMBER 25: Republican presidential candidate Carly Fiorina addresses the Quad Cities New Ideas Forum at St. Ambrose University on September 25, 2015 in Davenport, Iowa. Fiorina is currently polling in second place behind Donald Trump for the Republican nomination. (Photo by Scott Olson/Getty Images)
MYRTLE BEACH, SC - SEPTEMBER 22: Republican presidential candidate Carly Fiorina speaks to voters during a town hall meeting at the Ocean Reef Convention Center September 22, 2015 in Myrtle Beach, South Carolina. Fiorina is a former Chief Executive Officer of Hewlett-Packard and currently chairs the non-profit philanthropic organization Good360. (Photo by Sean Rayford/Getty Images)
THE TONIGHT SHOW STARRING JIMMY FALLON -- Episode 0333 -- Pictured: (l-r) Politician Carly Fiorina during an interview with host Jimmy Fallon on September 21, 2015 -- (Photo by: Douglas Gorenstein/NBC/NBCU Photo Bank via Getty Images)
GREENVILLE, SC - SEPTEMBER 18: Republican presidential candidate Carly Fiorina speaks to voters at the Heritage Action Presidential Candidate Forum September 18, 2015 in Greenville, South Carolina. Ten republican candidates were each given 25 minutes to talk to the crowd at the Bons Secours Wellness Arena in the upstate of South Carolina. (Photo by Sean Rayford/Getty Images)
Republican presidential hopeful Carly Fiorina looks on during the Republican presidential debate at the Ronald Reagan Presidential Library in Simi Valley, California on September 16, 2015. Republican presidential frontrunner Donald Trump stepped into a campaign hornet's nest as his rivals collectively turned their sights on the billionaire in the party's second debate of the 2016 presidential race. AFP PHOTO / FREDERIC J. BROWN (Photo credit should read FREDERIC J BROWN/AFP/Getty Images)
Republican presidential candidate Carly Fiorina, the former Hewlett-Packard chief executive waves as she and supporters march in the Labor Day parade Monday, Sept. 7, 2015, in Milford, N.H. (AP Photo/Jim Cole)
DERRY, NH - SEPTEMBER 6: Republican presidential candidate Carly Fiorina campaigns in New Hampshire over Labour Day weekend and meets with locals at MaryAnn's Diner on September 6, 2015 in Derry, New Hampshire. (Photos by Charles Ommanney/The Washington Post via Getty Images)
LITTLETON, NEW HAMPSHIRE - AUGUST 20: Carly Fiorina meets New Hampshire voters at a Spaghetti Dinner in the north country of Littleton, New Hampshire on Thursday, August 20, 2015. (Photo by Melina Mara/The Washington Post via Getty Images)
Republican presidential candidate Carly Fiorina does a television interview during a visit to the Iowa State Fair, Monday, Aug. 17, 2015, in Des Moines, Iowa. (AP Photo/Charlie Neibergall)
FILE- In this Aug. 14, 2015, file photo, Republican presidential candidate Carly Fiorina talks to a restaurant patron during a campaign stop at the Starboard Market in Clear Lake, Iowa. CNN on Tuesday, Sept. 1, amended its criteria for the next Republican presidential debate, giving Fiorina a better chance at appearing in the Sept. 16 primetime affair. (AP Photo/Charlie Riedel, File)
Republican presidential candidate Carly Fiorina waves to the crowd after speaking at the RedState Gathering, Friday, Aug. 7, 2015, in Atlanta. (AP Photo/David Goldman)
Republican presidential candidate Carly Fiorina speaks during a FOX News Channel pre-debate forum at the Quicken Loans Arena, Thursday, Aug. 6, 2015, in Cleveland. Seven of the candidates have not qualified for the primetime debate. (AP Photo/John Minchillo)
Republican presidential candidate, businesswoman Carly Fiorina speaks alongside moderator Jack Heath during a forum Monday, Aug. 3, 2015, in Manchester, N.H. (AP Photo/Jim Cole)
Republican presidential candidate Carly Fiorina speaks to local residents during a meet and greet at Cecil's Cafe, Thursday, July 23, 2015, in Marshalltown, Iowa. (AP Photo/Charlie Neibergall)
Republican presidential candidate Carly Fiorina greets manufacturing worker Tommy Theth as she tours Turbocam, Monday, July 6, 2015, during a campaign stop in Barrington, N.H. (AP Photo/Elise Amendola)
Republican presidential candidate, Carly Fiorina speaks at the Road to Majority 2015 convention in Washington, Saturday, June 20, 2015. (AP Photo/Manuel Balce Ceneta)
Republican presidential candidate Carly Fiorina poses for photographs, Friday, June 19, 2015, at the Northeast Republican Leadership Conference in Philadelphia. (AP Photo/Matt Rourke)
Republican presidential candidate Carly Fiorina, the former Hewlett-Packard chief executive, gestures during her address at an N.H. High Tech Council event in Manchester, N.H., Friday, May 8, 2015. Fiorina, who ran for a Senate seat in California and lost to incumbent Democratic Sen. Barbara Boxer, emerged as one of the Republican Party's most aggressive Clinton critics in the weeks leading up to this week's announcement of her candidacy. (AP Photo/Charles Krupa)
Republican presidential candidate Carly Fiorina, the former Hewlett-Packard chief executive, is interviewed by Neil Cavuto, during the "Cavuto" program on the Fox Business Network, in New York, Wednesday, May 6, 2015. Fiorina, who ran for a Senate seat in California and lost to incumbent Democratic Sen. Barbara Boxer, emerged as one of the Republican Party's most aggressive Clinton critics in the weeks leading up to this week's announcement of her candidacy. (AP Photo/Richard Drew)
Former Hewlett-Packard CEO Carly Fiorina speaks at the Iowa Faith & Freedom 15th Annual Spring Kick Off, in Waukee, Iowa, Saturday, April 25, 2015. (AP Photo/Nati Harnik)
FILE - In this April 18, 2015 file photo, Carly Fiorina speaks at the Republican Leadership Summit in Nashua, N.H. The former technology executive formally entered the 2016 presidential race on Monday. (AP Photo/Jim Cole)
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The poll was conducted among 1,006 Americans from Sept. 17 to 19, and had a margin of error of plus or minus 3 percentage points.

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