As Anderson Cooper points out, this is only surveillance video and the angles are not great. (The video was first shown by ABC News.)
This clip has no volume; click the above link to hear Anderson Cooper provide commentary.
I did not expect to see any blood on the back of Zimmerman’s head because he was treated by EMTs at the scene.
But… a broken nose would’ve bled down the front of his shirt, right? Hmmmmm.
Photo by: CNN