Three people were killed and another was injured during a shooting yesterday on the campus of the University of Alabama. A woman was in custody following the incident in the universitys Shelby Center, a science building. University police secured the building and carried out a sweep as students were cleared from it after the shooting started at around 4pm local time A local television station reported that the shooter was a female staff member at the faculty. Erin Johnson, a second-year student, said that a biology faculty meeting was underway at the Shelby Center when she heard screams coming from one of the rooms.