06/03/20122012Jacksonville, Florida, United StatesFlorida20At Episcopal School of Jacksonville, fired Spanish teacher Shane Schumerth, 28, shot and killed head of school Dale Regan before committing suicide. Schumerth, who had been struggling with depression, was fired for incompetency around 8:30 a.m. on March 6, 2012 and escorted off school grounds. He returned to the campus at 1:15 p.m. with an AK-47 assault rifle concealed in a guitar case. He entered Regan's office and shot her multiple times before turning the gun on himself.Jim Schoettler (March 6, 2012). "Episcopal school head Dale Regan killed by fired teacher, who then kills himself". The Florida Times-Union. Retrieved March 28, 2013. |Dan Scanlan (April 23, 2012). "'Shane, no, no!': New details of Episcopal school shooting". The Florida Times-Union. Retrieved March 28, 2013.