Alabama’s Tuskegee University fires security chief after mass shooting on Sunday

School also decided to close its campus to the public after La'Tavion Johnson, 18, was killed and 16 were injured

The Tuskegee University campus in Alabama has closed to the public and fired its security chief after a deadly mass shooting there over the weekend.

The shooting, which occurred during the school's 100th homecoming weekend, killed one person and injured 16 others early on Sunday. At least a dozen of those were injured by gunfire, authorities say. Many students were among those hurt.