Complex sentence: The only witness to identify Boyd as the shooter was Ricky Warner, the other shooting victim--and he was shot in the back, and fell unconscious before his body hit the ground, as the shots severed his spinal cord.
Split into simpler sentences: The only witness to identify Boyd as the shooter was Ricky Warner, the other shooting victim. He was shot in the back and fell unconscious before his body hit the ground, as the shots severed his spinal cord.