Some local FL news agencies are reporting that the...
... medical report for Zimmerman indicates he had a broken nose, two black eyes, lacerations to the back of his head, bruises on his back and a split lip.
... autopsy report for Martin indicates he sustained a single gunshot wound and had bruised knuckles on both his hands. He had no other injuries.
"If someone has a gun and is trying to kill you, it would be reasonable to shoot back with your own gun.” - Dalai Lama (Seattle Times, 05-15-2001).