One man's final act of kindness inspired a movement, a doctor's move had everyone in awe, and something freaky has been washing up on Japan's shores. These are just a few of the trending stories you may have missed this week.
Matthew Jackson, 28, offered to pay for one woman's groceries when her credit card got declined.
Eventually Jamie-Lynne Knighten let him foot the more than $200 bill. A week later, she called Jackson's workplace to see about giving him a thank you gift. That's when she learned he died in a car accident less than 24 hours after they met.
Knighten has since started a Facebook campaign in Jackson's honor to pay it forward, encouraging others to, quote, "do something extraordinary for a stranger."
In the last two months, at least 13 wooden boats have turned up -- some carrying headless bodies. Still no word on where they came from, but officials are looking at North Korea.
Watch below for more on the story:
That's a wrap on our weekly roundup of trending and viral stories. Check back next week for a new batch of stories you may have missed.
Before you go, take a look through our photos of the week:
Photos of the week for 12/4
3 trending stories you may have missed this week (11/29-12/5)
LONDON, ENGLAND - DECEMBER 01: The 4million bricks that make up London's longest canal tunnel are inspected today. The bricks date back to the 1800s when the Islington Tunnel on the Regent's Canal was built. The work is part of a Â£45million programme being spent by the Canal & River Trust this winter to repair and restore the nation's waterways at The Regent's Canal on December 1, 2015 in London, England. (Photo by John Phillips/Getty Images for Canal & River Trust)
The red ribbon, the international symbol for AIDS awareness highlighted on the skyscrapers in Arbat street during a campaign to mark World AIDS Day in Moscow, Russia, Tuesday, Dec. 1, 2015. While the rate of HIV infection is on a global decline as World AIDS Day is marked Tuesday, the number of new infections in Russia continues to rise. By 2016, the country's Federal AIDS Center estimates the total number of those diagnosed with HIV will reach 1 million. (AP Photo/Alexander Zemlianichenko)
Migrants protest behind a fence against restrictions limiting passage at the Greek-Macedonian border, near Gevgelija, on December 1, 2015.
Since last week, Macedonia has restricted passage to northern Europe to only Syrians, Iraqis and Afghans who are considered war refugees. All other nationalities are deemed economic migrants and told to turn back. Macedonia on November 29 finished building a fence on its frontier with Greece becoming the latest country in Europe to build a border barrier aimed at checking the flow of migrants. / AFP / ARMEND NIMANI (Photo credit should read ARMEND NIMANI/AFP/Getty Images)
BEIJING, CHINA - NOVEMBER 30: A Chinese man wears a protective face mask as he passes by the CCTV building on a day of heavy pollution on November 30, 2015 in Beijing, China. China's capital and many cities in the northern part of the country recorded the worst smog of the year with air quality devices in some areas unable to read such high levels of pollutants. Levels of PM 2.5, considered the most hazardous, crossed 600 units in Beijing, nearly 25 times the acceptable standard set by the World Health Organization. The governments of more than 190 countries are meeting in Paris this week to set targets on reducing carbon emissions in an attempt to forge a new global agreement on climate change.(Photo by Kevin Frayer/Getty Images)
SANTA CRUZ PROVINCE, ARGENTINA - NOVEMBER 29: The Perito Moreno glacier stands in Los Glaciares National Park, part of the Southern Patagonian Ice Field, on November 29, 2015 in Santa Cruz Province, Argentina. Certain areas of glacial ice take on a bluish hue due to light refraction. The Southern Patagonian Ice Field is the third largest ice field in the world. The majority of the almost 50 large glaciers in Los Glaciares National Park have been retreating during the past fifty years due to warming temperatures, according to the European Space Agency (ESA). The United States Geological Survey (USGS) reports that over 68 percent of the world's freshwater supplies are locked in ice caps and glaciers. The United Nations climate change conference begins November 30 in Paris. (Photo by Mario Tama/Getty Images)
Children touch the hand of Pope Francis as he visits a refugee camp after arriving in Bangui on November 29, 2015. Pope Francis arrived as 'a pilgrim of peace' in conflict-ridden Central African Republic on November 29, flying in from Uganda on what will be the most dangerous destination of his three-nation Africa tour. (Photo credit should read GIUSEPPE CACACE/AFP/Getty Images)
IDOMENI, GREECE - NOVEMBER 28: A migrant reacts in front of a Macedonian police cordon during clashes between migrants and Macedonian police as the migrants protest against the building of a metal fence at the Greek-Macedonian border on November 28, 2015 near Idomeni, Greece. Tension flared on the Greek side of the Greece-Macedonia border when a migrant who was stopped from crossing into Macedonia, suffered severe burns when he climbed on top of a stationary train carriage and touched an overhead power cable. Last week, Macedonia imposed tougher border controls, only allowing entry to those fleeing war-torn countries. (Photo by Milos Bicanski/Getty Images)
Republican presidential candidate Donald Trump speaks during a campaign rally at the Macon Centreplex, Monday, Nov. 30, 2015, in Macon, Ga. (AP Photo/Branden Camp)
Kashmiri boatmen collect sand from river Jhelum on a misty cold morning in Sumbal, a village 35 kilometers (22 miles) northeast of Srinagar, Indian controlled Kashmir, Sunday, Nov. 29, 2015. The Indian-controlled Kashmir region is experiencing cold conditions after the Himalayan Mountains received snowfall in the past week.(AP Photo/Dar Yasin)
A crime scene investigator looks over a police vehicle damaged during Friday's shooting spree near a Planned Parenthood clinic Sunday, Nov. 29, 2015, in northwest Colorado Springs, Colo. (AP Photo/David Zalubowski)
The buildings around the Grand Place are illuminated in Brussels, Belgium, Saturday, Nov. 28, 2015. Brussels has lowered its terror alert from four to three. (AP Photo/Michael Probst) EDS NOTE : PHOTO MADE WITH WIDE ANGLE LENS, CAUSING DISTORTION
A dinghy with refugees and migrants onboard is illuminated by a rainbow as it makes its way on the Aegean sea from the Turkey's coast to the Greek island of Lesbos, on Saturday, Nov. 28, 2015. About 5,000 migrants are reaching Europe each day along the so-called Balkan migrant route, stoking tensions among the countries along the migrant corridor including Greece, Macedonia, Serbia, Croatia and Slovenia.(AP Photo/Santi Palacios)
Indian army soldiers rescue a man from flood waters in Chennai, India, Thursday, Dec. 3, 2015. The heaviest rainfall in more than 100 years has devastated swathes of the southern Indian state of Tamil Nadu, with thousands forced to leave their submerged homes and schools, offices and a regional airport shut for a second day Thursday.( R Senthil Kumar / Press Trust of India via AP)
A man walks across of piles of life jackets used by refugees and migrants to cross the Aegean sea from the Turkish coast remain stacked on the Greek eastern island of Lesbos, Wednesday, Dec. 2, 2015. Greece's migration minister says his country has come under "intense pressure" from some European countries over the migration crisis, but he says that's unfair. The country has been the main point of entry into the EU for about 700,000 migrants and refugees so far this year. (AP Photo/Santi Palacios)
Rena a 20 years old migrant from Morocco, who has been waiting to cross the Greek- Macedonian borders for 17 days, sits on a chair, sits near to a fire started by refugees and migrants to warm up, at the northern Greek border station of Idomeni, Friday, Dec. 4, 2015. More than 3,000 people remain stuck on the Greek side of the border, as Macedonia and other Balkan countries refuse to let them through, considering them economic migrants. (AP Photo/Petros Giannakouris)
The Momotombo volcano erupts just before daybreak, as seen from the rural community of Papalonal, in Leon, Nicaragua, Friday, Dec, 4, 2015. Quiet for many years, the volcano emitted some glowing rock on Wednesday, after gas and ash emissions began Tuesday. In 1610, the city of Leon was destroyed during an eruption of the Momotombo and was relocated west, where it is currently located. (AP Photo/Esteban Felix)
A migrant child rests in a vineyard after crossing the Greek Macedonian border near the southern Macedonian town of Gevgelija, Friday, Dec. 4, 2015. Greek riot police struggled to maintain order on Friday after clashes between asylum-seekers at the country's border with Macedonia. Macedonia is allowing only people from Afghanistan, Iraq and Syria to cross the border, and groups of people from other nationalities have set up makeshift roadblocks, preventing anyone from crossing. (AP Photo/Visar Kryeziu)
The Christmas tree of the Christmas Market is reflected in two windows in downtown Frankfurt, Germany, Friday, Dec. 4, 2015. (AP Photo/Michael Probst)
Sarajevo's TV tower is seen surrounded with fog, in Sarajevo, Bosnia, Friday, Dec. 4, 2015. Traffic pollution and burning low quality coal for heating due to high price of natural gas in country causes clouds of air pollution during days with low air pressure in unusually warm weather. (AP Photo/Amel Emric)
People hold candles during a vigil for shooting victims on Thursday, Dec. 3, 2015, at San Manuel Stadium in San Bernardino, Calif. A husband and wife opened fire on a holiday banquet, killing multiple people on Wednesday. Hours later, the couple died in a shootout with police. (AP Photo/Mark J. Terrill)
A man carries an umbrella as he walks down Larkin Street in San Francisco, Thursday, Dec. 3, 2015. (AP Photo/Jeff Chiu)
PARIS, FRANCE - DECEMBER 04: A 'Don't forget Charlie' sign is placed at the bottom of the Place de la Republique statue as people continue to leave tributes to victims at attack sites in Paris on December 4, 2015 in Paris, France. On Friday, November 13th, 130 people lost their lives after the most deadly terrorist attack in French history. (Photo by Aurelien Meunier/Getty Images)
CALAIS, FRANCE - DECEMBER 03: Migrants make their way across a flooded path in the camp known as the 'New Jungle' on December 3, 2015 in Calais, France. Thousands of migrants continue to live in the makeshift camp in the port town in northern France, where they try and board vehicles heading for ferries or through the tunnel in an attempt to reach Britain. (Photo by Jeff J Mitchell/Getty Images)