Des Moines police arrested two people Friday. 18-year-olds James Shorter and Nathaniel Russell. They're looking for a third, 18-year-old Kent Tyler. They've been charged with murdering 40-year-old Richard Daughenbaugh. The victim was brutally beat by multiple people in this parking lot. "Almost a mob mentality took over the crowd," Sgt. Jason Halifax said. He later died in the hospital Sunday night. During the fight, a couple tried to break it up, but instead two girls stole the woman's cell phone and a man beat up the good Samaritan. Leprese Derrian Williams was charged in connection with assaulting him. Friday was...