On Nov. 21, 2009, Christopher Hamilton, 15, a Brentwood Freshman Center student who went by the nickname Brisko, was among more than 30 kids gathered outside a friend's house for a party on American Boulevard in Brentwood. Several shots were fired from a lawn across the street, police said. Hamilton was shot in the temple and fell to the front lawn. He was taken by ambulance to Southside Hospital in Bay Shore, where he was pronounced dead.