Dayton shooter had an obsession with violence and mass shootings, police say

(CNN)The gunman who opened fire in Dayton, Ohio, this weekend had an obsession with violence and mass shootings and had expressed a desire to commit a mass shooting, Dayton Police Chief Richard Biehl said Tuesday. Armed with a .223-caliber high-capacity rifle with 100-round drum magazines, Betts fired 41 shots in less than 30 seconds, killing his sister as well as eight seemingly random bystanders in the area, police said Monday. He was killed by police officers on patrol 30 seconds after he opened fire. In a statement, the Betts family said they were “shocked and devastated” by what happened. They are cooperating with law enforcement and asked for privacy while they mourn the loss of their daughter and son. Classmates …