AMHERST, New York - Investigators in Buffalo, N.Y., are awaiting toxicology test results that might give them clues as to why a school teacher walked into a stranger's home, where he was shot dead by a homeowner who thought he was being burglarized. David Park was killed around 1 a.m. Sunday in the suburb of Amherst, near where he was attending a party for a pregnant friend. Thomas Burton, the homeowner's attorney, says his client repeatedly told Park to leave and... (GunPolicy.org)