Story highlights Connor Golden, 18, was severely injured in Central Park explosion, police sayGrandmother: Golden underwent surgery to remove foot and will need more surgery(CNN) A stroll with friends through New York's Central Park ended in a horrific accident, with a University of Miami student severely injuring himself. Shortly before 11 a.m. Sunday, Connor Golden, 18, and two friends jumped off a rock in the park, setting off an explosion that nearly blew off Golden's leg. The three landed on an explosive device that had been left in the park. Police are trying to figure out how the explosive device got in the park. They have said they do not believe the three men played any role in the construction of the device that went off.

Source: CNN July 04, 2016 18:33 UTC