Soldiers, police officers and firefighters walk near dead bodies covered with a blue sheets on the Promenade des Anglais seafront in the French Riviera town of Nice on July 15, 2016, after a truck drove into a crowd watching a fireworks display. (Photo credit Valery Hache/AFP/Getty Images)
Nice Attack
A soldier stands next to a dead body covered with a blue sheet on the Promenade des Anglais seafront in the French Riviera town of Nice on July 15, 2016, after a van drove into a crowd watching a fireworks display.
(Photo credit Valery Hache/AFP/Getty Images)
Nice Attack
Police officers patrol and carry out checks in the centre of French Riviera town of Nice, after a truck drove into a crowd watching a fireworks display on July 14, 2016.
(Photo credit Valery Hache/AFP/Getty Images)
Nice Attack
Rescue workers help an injured woman to get in a ambulance on July 15, 2016, after a truck drove into a crowd watching a fireworks display in the French Riviera town of Nice.
(Photo credit Valery Hache/AFP/Getty Images)
Nice Attack
Police officers, firefighters and rescue workers are seen at the site of an attack on July 15, 2016, after a truck drove into a crowd watching a fireworks display in the French Riviera town of Nice.
(Photo credit Valery Hache/AFP/Getty Images)
Nice Attack
Police officers carry out checks on vehicles in the center of French Riviera town of Nice, after a van drove into a crowd watching a fireworks display on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers and rescued workers stand near a van that plowed into a crowd leaving a fireworks display in the French Riviera town of Nice on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers and firefighters arrive near the site of an attack on July 14, 2016, after a van plowed into a crowd leaving a fireworks display in the French Riviera town of Nice. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers stand near a van, with its windscreen riddled with bullets, that plowed into a crowd leaving a fireworks display in the French Riviera town of Nice on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers and rescue workers arrive at the scene of an attack on July 14, 2016, after a van plowed into a crowd leaving a fireworks display in the French Riviera town of Nice. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers stand near a van, with its windscreen riddled with bullets, that plowed into a crowd leaving a fireworks display in the French Riviera town of Nice on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
A soldier stands guard near the site of an attack in the French Riviera town of Nice, after a van that plowed into a crowd leaving a fireworks display on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers stand near a van, with its windscreen riddled with bullets, that plowed into a crowd leaving a fireworks display in the French Riviera town of Nice on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
A man walks with his hands up as police officers carry out checks on people in the center of French Riviera town of Nice, after a van that plowed into a crowd leaving a fireworks display on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
A picture taken on July 14, 2016 shows a helicopter flying near the site of an attack in the French Riviera town of Nice, after a van that plowed into a crowd leaving a fireworks display. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers speak with a soldier after a van that plowed into a crowd leaving a fireworks display in the French Riviera town of Nice on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers stand near a van that plowed into a crowd leaving a fireworks display in the French Riviera town of Nice on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers carry out checks on vehicles in the center of French Riviera town of Nice, after a van drove into a crowd watching a fireworks display on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
A picture taken on July 15, 2016 shows the dead body of a person on the ground after a van drove into a crowd watching a fireworks display in the French Riviera town of Nice. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
A picture taken on July 15, 2016 shows the dead body of a person on the ground after a van drove into a crowd watching a fireworks display in the French Riviera town of Nice. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
People react in the French Riviera town of Nice on July 15, 2016, after a van drove into a crowd watching a fireworks display. (credit: VALERY HACHE/AFP/Getty Images)
Nice Attack
Police officers stand near a van, with its windscreen riddled with bullets, that plowed into a crowd leaving a fireworks display in the French Riviera town of Nice on July 14, 2016. (credit: VALERY HACHE/AFP/Getty Images)