IF Zimmerman did not have a gun, he would be dead like any other white guy who didn't have a gun.
If George Zimmerman had not stalked Trayvon Martin and did not have a gun, then Trayvon Martin would be alive today and nothing would have happened to simpleton George Zimmerman.
If trayvon had kept running when zimmerman lost him.... and not come back .... none of this would have happened.
I don't think he did come back. I think Zimmerman followed him.