BENSONHURST, Brooklyn – A cement truck killed an elderly man at 86 St & 21 Ave Thursday at 3:50 pm in the confines of the 62 precinct. According to an eyewitness, the elderly man was crossing the street on a red pedestrian light with a walker when the truck was going westbound on 86 street and collided with the man. The victim was transported in critical condition and was pronounced deceased at the hospital. The driver stayed on scene. NYPD Highway conducted a collision investigation. A field sobriety test was administered and the driver was not arrested.