The motorcyclist killed in Saturday’s crash has been identified. Antonio Antwan McCullough, 21, was killed in the collision that occurred in the 2800 block of South Main Street near American Drive around 8:42 p.m. McCullough, who was operating one of the two motorcycles involved in the crash with a white Toyota Tundra pickup truck, was pronounced dead on scene. Brooklyn Leigh Moss, 20, who was also involved in the crash, was airlifted to Atrium …