Manatee County Commission Chair Dr. Gwen Brown and Manatee School Board member Barbara Harvey will host a community discussion on from 12:30-3:30 p.m., Sept. 19 at Johnson Middle School, 2121 26th Ave. E. Following that meeting, Sheriff Brad Steube will hold a gun buyback event from 4-7 p.m., at Manatee County Sheriff's Office, 600 301 Blvd. W., Bradenton.