Christy Mack

Authorities say Jonathan Koppenhaver was arrested last Friday at a Simi Valley hotel. (credit: Las Vegas Police Department)

Police: MMA Fighter ‘War Machine’ Found Hiding In Simi Valley Motel After Beating Girlfriend

Jonathan “War Machine” Koppenhaver was found holed up in a Simi Valley motel Friday and arrested in connection with the brutal beating of his ex-girlfriend, porn star Christy Mack.