Authorities said the man had been in the park at about 11 a.m. Police said witnesses told them the man had just stepped onto a rock when an explosion occurred. He "was severely injured. Authorities didn't immediately identify the injured man. A 19-year-old man suffered a serious injury to his left foot in Central Park on Sunday, police said, and the man's friends told authorities he stepped on something that exploded. The Fire Department said the man sustained an injury that could require amputation.

Source: Los Angeles Times July 03, 2016 16:33 UTC