[tophat9000]

Ok...the police report state time as19:26...that NOT 3am....
But reports states Zimmerman back was wet and cover with grass both his nose and BACK OF HEAD were bleeding....so hit both in face and back of head

[Darren McCarty]

But reports states Zimmerman back was wet and cover with grass both his nose and BACK OF HEAD were bleeding....so hit both in face and back of head

Not necessarily. If I hit someone dead on in the jaw, the other person can drop and hit the back of his head on the ground. Not uncommon.