Mika Shane Couch, 31, was arrested on Sept 8 and charged with aggravated assault after he allegedly broke his girlfriend’s sternum. According to Sheriff Patrick Ray, a deputy spoke to a woman at the emergency room on Sept. 8, and she told him that three days earlier she and her boyfriend, Couch, were arguing when he grabbed her by the arms and slammed her down on a bed. The woman also said that couch twisted her leg, causing major swelling to her knee.