US marks 74th anniversary of Pearl Harbor attacks

Survivors of the attack on Pearl Harbor Clark Simmons (L), Armando Galella (C) and Aaron Chabin (R) throw a wreath into the Hudson River during a ceremony marking the 74th anniversary of the attack held at the Intrepid Sea, Air and Space Museum in New York, the United States, on Dec 7, 2015. [Photo/Xinhua]