Something needs to change,' says Milwaukee native who turned in rifle to authorities A Milwaukee native said enough is enough and turned his semi-automatic rifle into the Broward County Sheriff's Office. Ben Dickmann grew up in Milwaukee, but moved to south Florida years ago. He shared a Facebook post of a sheriff's deputy taking possession of his AR-FiveSeven, which is similar to the AR-15 that was used in the high school shooting in Parkland, Florida. Dickmann said only law enforcement should have guns that powerful. "Something needs to change, and it needs to change now," Dickmann said. "People have been...