Minnesota Sheriff's Brett Arthur Berry needs to be fired for brutally beating his canine partner Boone!

A Minnesota sheriff’s deputy is facing criminal charges after surveillance video caught the man senselessly beating his K-9 partner, Boone.

Brett Arthur Berry, an 18-year veteran of the Ramsey County Sheriff’s Office, was at the Black Bear Casino in Carlton, Minnesota for a K-9 training and certification event with his four-legged partner.