THE BRONX - A 17-year-old boy was shot and killed in Crotona Park East overnight, police say. Investigators say the incident happened at around 2 a.m. at East 175th Street near Prospect Avenue.Responding officers found Kurt Lawrence with a gunshot wound to the chest about a mile from his home in Crotona Park South. He was later pronounced dead at Saint Barnabas Hospital. So far, no arrests have been made in the killing.