May 19, 2015 12:10 pm Man Gets 50 Years for Decapitating Girlfriend Christopher Serna is sentenced to 50 years in prison for decapitating his girlfriend. US & World Videos 1:46 Broward Sheriff's deputy hits man with vehicle while responding to call 2:31 Family returns to crash site that killed two women in Hialeah 2:04 Family calls for justice after deadly crash in Hialeah 2:55 Activists demand justice after transgender woman's beating death in Miami Beach 1:10 Man killed in crash involving on-duty BSO deputy