A San Antonio school police officer is under investigation after video shows him slamming a 12-year-old girl on her face.

Cop slams 12 yr old girl’s face onto the concrete temporarily knocking her unconscious in a high-school environment… over a fight that didn’t even happen. Why are police being called so often to deal with issues at schools? Can’t teachers and administrators talk to the kids?

Source: VIDEO: San Antonio school police officer slams 12-year-old – NY Daily News