Yes. It showed a cut on the inside of a finger. Nothing on the knuckles.
An ABRASION not a cut on the OUTSIDE not inside of the 4th finger. Here is the autopsy:
http://i2.cdn.turner.com/cnn/2012/images/05/17/martin.autopsy.pdf
— probably caused when he was holding Zimmerman’s head, lifting it up, and then banging it back down on the concrete.