Deadly school shootings in U.S. history

Published On: Apr 02 2012 04:44:44 PM CDT  Updated On: Mar 19 2013 09:18:31 AM CDT
TJ Lane on way to court

Aaron Josefczyk / Reuters

T.J. Lane

With today's sentencing of T.J. Lane, look back at other major school shootings in U.S. history.