Time: 10:58 a.m.
Suspect(s): Mohammad Youssef Abdulazeez, 24
Status: Suspect killed
Sgt. Thomas Sullivan, 40, is one of four Marines who are shot and killed when 24-year-old Mohammad Abdulazeez opens fire on the U.S. Naval and Marine Reserve Center on Amnicola Highway. The shooter is armed with an assault rifle, a handgun, and multiple rounds of ammunition. A U.S. Navy specialist is fatally wounded in the attack. Abdulazeez is shot and killed by police.
• Minute by minute: A timeline of the Chattanooga attack revealed
• Mike Battery Marines recount heroic actions during rampage at Amnicola reserve center
• Funeral held for Chattanooga shooting victim Sgt. Thomas Sullivan
• Terror in Chattanooga
Where it happened: