A man was shot and killed at Warinanco Park in Roselle on Sunday evening, authorities said. Union County police were called to the park at about 7:50 p.m after getting a report of a shooting, the prosecutor’s office said in a statement. The man was pronounced dead at the scene. Additional information wasn’t immediately available. The 204-acre park is sits at the border of Roselle, Linden and Elizabeth. Anyone with information that can aid the ongoing investigation is asked to call Union Prosecutor’s Office Sgt. Keyla Live at 908-370-6793, Det. Alex Lanza at 908-370-4318 or Union County Police …