38-year-old man shot to death in East Flatbush

A 38-year-old man died after a shooting in Brooklyn that stemmed from an earlier argument, police say. 
It happened around 10 p.m. yesterday on Snyder Avenue in East Flatbush. 
Police say Gerald Cummings was shot in the head and back and transported to Kings County Hospital where he was pronounced dead.
They say Cummings was involved in a dispute with several other men in front of P.S. 6 and someone pulled out a gun.
Police are looking for at least four people who were with Cummings before he was shot. 
No arrests have been made.