Brutal Mass Murders: Inside America’s Deadliest Shootings

Following Stephen Paddock’s horrific Las Vegas attack, RadarOnline.com has taken a look back at America’s deadliest mass shootings. While the massacre that occurred last Sunday outside Mandalay Bay hotel was certainly the most brutal, there are an unfortunate amount of killings that have occurred in the U.S. over the years. Click through to learn more. 

As RadarOnline.com readers know, Paddock, 64, took the lives of over 58 concertgoers and wounded more than 500 during his horrific mass shooting in Las Vegas. He opened fire from his hotel room in floor 32 of the lavish hotel, and committed suicide before he was found by cops. Family ad friends of the killer have claimed they saw no red flags in his behavior before the killing. “he was just a guy,” said his heartbroken brother Eric, “he snapped.”

ISIS murderer Omar Mateen killed 49 people at Pulse nightclub in Florida in June 12 of 2016. The attacked opened fire inside the known gay club, on what was known as “Latin Night” even though he was allegedly a closeted homosexual himself. “Everyone was falling and dropping and screaming,” said eyewitness Christopher Hansen, according to USA Today. Mateen’s wife confessed to police that the killer had thought of doing the killing inside Disneyland, but changed his mind due to the park’s high security. He was shot down by cops once they found him at the crime scene.

Virginia Tech Killer Seung-Hui Cho murdered 32 innocent victims during his 2007 rampage. The troubled student, who was 23 at the time, was evaluated at a mental institution after telling pals he had been having suicidal thoughts. Days later, he purchased two pistols and on April 16 began his killing spree at the school. 

Sick killer Adam Lanza shot his own mother in 2012. The known pedophile, later took a fire arm that his late mom had purchased and paraded into Sandy Hook Elementary School to murder 20 children and six innocent adults. The 20-year-old – who previously told friends about his fascination with serial killers and his debilitating metal illness – took his own life after the brutal massacre. 

Oklahoma mailman Pat Sherrill brought three guns to work in August 20, 1986, when he killed 14 of his co-workers and took his own life. Sources claimed he had been having trouble at work for his mediocre labor and was furious with his superiors. "I could hear all the clerks screaming as they were shot," said an eyewitness who survived the horrific shooting. 

Nidal Hasan killed 13 people and injured 32 in his brutal shooting of 2009. The troubled United States Army Medical Corps psychiatrist was sentenced to death in a military court. The troubled killer later requested to join ISIS from prison and is currently pursuing a sex change, according to The National Enquirer.