ORLANDO, Fla. – With 50 confirmed dead in Orlando, the mass shooting at a night club ranks as the worst in U.S. history.
Other mass shootings in U.S. history:
JUNE 12, 2016 - ORLANDO - Omar Mateen kills at least 50 people inside the Pulse night club in Orlando.
APRIL 16, 2007 - VIRGINIA TECH - Seung-Hui Cho, a student at Virginia Tech, went on a shooting spree in two locations, killing 32 people.
DECEMBER 14, 2012 - SANDY HOOK, CONNECTICUT - Adam Lanza kills 20 children and six adults at Sandy Hook Elementary School in Newton. Lanza also killed his mother before heading to the school.
OCTOBER 16, 1991 - KILLEEN, TEXAS - George Hennard drives his truck into a busy cafeteria, shooting and killing 23 people and then committing suicide.