A man found dead on a Homewood street this morning was cut in half when he reached into a car and the driver took off, slamming him into a pole on Hamilton Avenue, police said Pittsburgh Police said the victim, who was identified as Antwon Williams, 45, was selling drugs to the driver of a blue Dodge Neon shortly after 6 a.m. Witnesses told police that the driver accepted crack cocaine but tried to drive away without paying. The seller then reached inside the driver's side window to try to put the car into park, but the driver drove off....