What to know this morning: In 5 minutes or less

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Facing U.S. Pressure, China Defends South China Sea Actions

1. China claims 90 percent of the South China Sea, which is believed to be rich in oil and gas, overlapping with several other countries. According to U.S. officials, this runs the risk of provoking tension that could eventually lead to conflict in the area. Read more here.

2. ISIS now controls half of Syria's territory after its advance to the ancient city of Palmyra, which they captured on Wednesday. Read more here.

12 PHOTOS
ISIS takes Palmyra, Syria
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What to know this morning: In 5 minutes or less
A general view taken on May 18, 2015 shows the ancient Syrian city of Palmyra, a day after Islamic State (IS) group jihadists fired rockets into the city, killing several people. Fierce clashes have rocked Palmyra's outskirts since IS launched an offensive on May 13 to capture the 2,000-year-old world heritage site nicknamed 'the pearl of the desert'. AFP PHOTO /STR (Photo credit should read STR/AFP/Getty Images)
Syrians stand and look out on the street of the ancient Syrian city of Palmyra on May 18, 2015, a day after Islamic State (IS) group jihadists fired rockets into the city, killing several people. Fierce clashes have rocked Palmyra's outskirts since IS launched an offensive on May 13 to capture the 2,000-year-old world heritage site nicknamed 'the pearl of the desert'. AFP PHOTO /STR (Photo credit should read STR/AFP/Getty Images)
A picture taken on March 14, 2014 shows the monumental entrance (R), which was reconstructed after 1963 by Syrian Directorate of Antiquities, of the ancient oasis city of Palmyra, 215 kilometres northeast of Damascus. From the 1st to the 2nd century, the art and architecture of Palmyra, standing at the crossroads of several civilizations, married Graeco-Roman techniques with local traditions and Persian influences. AFP PHOTO/JOSEPH EID (Photo credit should read JOSEPH EID/AFP/Getty Images)
A general view taken on May 18, 2015 shows the ancient Syrian city of Palmyra, a day after Islamic State (IS) group jihadists fired rockets into the city, killing several people. Fierce clashes have rocked Palmyra's outskirts since IS launched an offensive on May 13 to capture the 2,000-year-old world heritage site nicknamed 'the pearl of the desert'. AFP PHOTO /STR (Photo credit should read STR/AFP/Getty Images)
TO GO WITH AFP STORY BY SAMMY KETZ A picture taken on March 14, 2014 shows a partial view of the ancient oasis city of Palmyra, 215 kilometres northeast of Damascus. Syria's fabled desert Greco-Roman oasis of Palmyra saw its last tourist in September 2011, six months after the uprising began. Its most recent visitors are violence and looting. AFP PHOTO/JOSEPH EID (Photo credit should read JOSEPH EID/AFP/Getty Images)
A picture taken on March 14, 2014 shows a partial view of the ancient oasis city of Palmyra, 215 kilometres northeast of Damascus. From the 1st to the 2nd century, the art and architecture of Palmyra, standing at the crossroads of several civilizations, married Graeco-Roman techniques with local traditions and Persian influences. AFP PHOTO/JOSEPH EID (Photo credit should read JOSEPH EID/AFP/Getty Images)
A general view taken on May 18, 2015 shows the castle of the ancient Syrian city of Palmyra, a day after Islamic State (IS) group jihadists fired rockets into the city and killing five people. Fierce clashes have rocked Palmyra's outskirts since IS launched an offensive on May 13 to capture the 2,000-year-old world heritage site nicknamed 'the pearl of the desert'. AFP PHOTO /STR (Photo credit should read STR/AFP/Getty Images)
A picture taken on March 14, 2014 shows carvings on a wall in the courtyard of the sanctury of Baal in the ancient oasis city of Palmyra, 215 kilometres northeast of Damascus. From the 1st to the 2nd century, the art and architecture of Palmyra, standing at the crossroads of several civilizations, married Graeco-Roman techniques with local traditions and Persian influences. AFP PHOTO/JOSEPH EID (Photo credit should read JOSEPH EID/AFP/Getty Images)
TO GO WITH AFP STORY BY SAMMY KETZ A picture taken on March 14, 2014 shows damage caused by shelling on a wall in the ancient oasis city of Palmyra, 215 kilometres northeast of Damascus. Syria's fabled desert Greco-Roman oasis of Palmyra saw its last tourist in September 2011, six months after the uprising began. Its most recent visitors are violence and looting. AFP PHOTO/JOSEPH EID (Photo credit should read JOSEPH EID/AFP/Getty Images)
A picture taken on March 14, 2014 shows Syrian citizens walking in the ancient oasis city of Palmyra, 215 kilometres northeast of Damascus. From the 1st to the 2nd century, the art and architecture of Palmyra, standing at the crossroads of several civilizations, married Graeco-Roman techniques with local traditions and Persian influences. AFP PHOTO/JOSEPH EID (Photo credit should read JOSEPH EID/AFP/Getty Images)
A picture taken on March 14, 2014 shows a partial view of the theatre at the ancient oasis city of Palmyra, 215 kilometres northeast of Damascus. From the 1st to the 2nd century, the art and architecture of Palmyra, standing at the crossroads of several civilizations, married Graeco-Roman techniques with local traditions and Persian influences. AFP PHOTO/JOSEPH EID (Photo credit should read JOSEPH EID/AFP/Getty Images)
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3. Security camera footage has been reviewed exclusively by The Associated Press from the restaurant in Waco, Texas, where two rival biker gangs got caught in a shootout. The AP gives a detailed description of the course of events. Read more here.

4. More than 6,000 gallons of oil have been removed from the Pacific Ocean off the coast of California, but there was possibly over 105,000 gallons of oil spilled that will need to be cleaned up, with up to 21,000 of that reaching the sea. Read more here.

19 PHOTOS
Oil spill off coast of California
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What to know this morning: In 5 minutes or less
GOLETA, CALIFORNIA - MAY 20: Oil covers rocks on the beach near Refugio State Beach on May 20, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 20: Oil covers the sand at low tide near Refugio State Beach on May 20, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 20: Oil covers rocks on the beach near Refugio State Beach on May 20, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: Spilled oil covers the beach at Refugio State Beach as the Channel Islands are seen in the distance on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: Spilled oil covers the beach at Refugio State Beach as the Channel Islands are seen in the distance on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: A boat with the nonprofit collective Clean Seas deploys a boom, with an oil platform seen in the distance, to try to contain an oil spill on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast in 1969 where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: Campers leave the Refugio State Beach campground after it is closed because of an oil spill on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast in 1969 where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: Local residents Josh Marsh and Morgan Miller (R) patrol the oil-covered beach for distressed wildlife on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast in 1969 where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: Oil surrounds the feet of local resident Morgan Miller as he patrols the beach for oiled wildlife on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast in 1969 where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: Officials walk along an the oil-covered beach as night falls on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast in 1969 where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: Local residents Josh Marsh and Morgan Miller (R) patrol the oil-covered beach for distressed wildlife on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast in 1969 where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: Spilled oil covers the beach at Refugio State Beach as the Channel Islands are seen in the distance on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
GOLETA, CALIFORNIA - MAY 19: Officials walk along an the oil-covered beach on May 19, 2015 north of Goleta, California. About 21,000 gallons spilled from an abandoned pipeline on the land near Refugio State Beach, spreading over about four miles of beach within hours. The largest oil spill ever in U.S. waters at the time occurred in the same section of the coast in 1969 where numerous offshore oil platforms can be seen, giving birth to the modern American environmental movement. (Photo by David McNew/Getty Images)
Local residents stand on oil covered rocks and sand at Refugio State Beach in Goleta, California, May 19, 2015. An oil pipeline ruptured dumping oil into the Pacific Ocean near Santa Barbara, California, the US Coast Guard said. The spill was estimated at 21,000 gallons (80,000 liters) of oil, local media reported. AFP PHOTO/ ROBYN BECK (Photo credit should read ROBYN BECK/AFP/Getty Images)
Officers from the Office of Emergency Management (OEM) set up a restricted area at Refugio State Beach after an oil spill in Goleta, California, May 19, 2015. An oil pipeline ruptured dumping oil into the Pacific Ocean near Santa Barbara, California, the US Coast Guard said. The spill was estimated at 21,000 gallons (80,000 liters) of oil, local media reported. AFP PHOTO/ ROBYN BECK (Photo credit should read ROBYN BECK/AFP/Getty Images)
Two trawlers lay yellow booms to contain an oil slick at Refugio State Beach in Goleta, California, May 19, 2015. An oil pipeline ruptured dumping oil into the Pacific Ocean near Santa Barbara, California, the US Coast Guard said. The spill was estimated at 21,000 gallons (80,000 liters) of oil, local media reported. AFP PHOTO/ ROBYN BECK (Photo credit should read ROBYN BECK/AFP/Getty Images)
Two brown pelicans fly low over the oil slick at Refugio State Beach in Goleta, California, May 19, 2015. An oil pipeline ruptured dumping oil into the Pacific Ocean near Santa Barbara, California, the US Coast Guard said. The spill was estimated at 21,000 gallons (80,000 liters) of oil, local media reported. AFP PHOTO/ ROBYN BECK (Photo credit should read ROBYN BECK/AFP/Getty Images)
Oil covers a local resident's boot at Refugio State Beach in Goleta, California, May 19, 2015. An oil pipeline ruptured dumping oil into the Pacific Ocean near Santa Barbara, California, the US Coast Guard said. The spill was estimated at 21,000 gallons (80,000 liters) of oil, local media reported. AFP PHOTO/ ROBYN BECK (Photo credit should read ROBYN BECK/AFP/Getty Images)
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5. The second Marine who died in the helicopter crash in Hawaii has been identified. Read more here.

6. A couple big changes are coming to the NFL this fall -- Extra point kicks are being moved back, with the ball to be snapped from the 15 yard line. The new rules will also allow defenses to score on conversion turnovers. Read more here.
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