Robert Luna reveals more information on the gunman, 72-year-old Huu Can Tran. The LA County Sheriff took a second to recognize Brandon Tsay, the civilian credited with stopping the gunman at a different dance hall.
Former Long Beach police Chief Robert Luna was sworn in Saturday as Los Angeles County's next sheriff.
"I felt that if I wanted to see the change, that I needed to become part of that change,” Luna said.
Los Angeles County will have a new sheriff in town.