DEADLIEST MASS SHOOTING IN USA HISTORY...
A gunman fired from the 32nd floor of a building in Las Vegas on Sunday, killing "at least 50," according to Las Vegas Sheriff Joe Lombardo. The shooting also wounded more than 200 during a music festival.
Sunday's shooting is one of the deadliest in recent US history.
Here is a look at the six deadliest shootings since 1960:
"At least" 50 killed — October 1, 2017 - Las Vegas music festival
A gunman fired from the 32nd floor of the Mandalay Bay hotel, killing "at least" 50, and wounding more than 200. The shooting took place during a music festival, where popular country artist Jason Aldean was performing. The suspect died after Sunday's mass shooting. The shooting was identified as a 64-year-old Stephen Paddock, a white 64-year-old male.
49 killed — June 12, 2016 — Orlando's Pulse Nightclub
Police said that 49 people were killed at the Pulse Nightclub in Orlando, Florida by a lone gunman. The FBI said that the shooter, Omar Mateen, claimed allegience to the Islamic State group during a 911 call to police. Mateen was shot to death by police.
32 killed -— April 16, 2007 — Virginia Tech
Gunman Seung-Hui Cho was a senior at Virginia Tech before he shot his first victim in a residence hall. He then stormed into the Engineering building on campus, and took out 31 additional victims before taking his own life. This was the deadliest mass shooting in US history before last year's Pulse Nightclub shooting.
28 killed — December 14, 2012 — Sandy Hook
In a horrific attack of a first-grade classroom, 20 first graders were among the 28 killed in an attack on Sandy Hook Elementary School. Of the 28 killed, 27 were actually killed on school property, and one other person - the suspect's mother - was shot offsite. The massacre at the elementary school set off a political firestorm over gun laws in the United States.