David Becker, Getty ImagesA man lays on top of a woman as others flee the Route 91 Harvest country music festival grounds after a active shooter was reported on Oct. 1, 2017 in Las Vegas, Nevada. The photographer witnessed the man help the woman up and they walked away. Injuries are unknown.
David Becker, Getty ImagesPeople carry a peson at the Route 91 Harvest country music festival after apparent gun fire was heard on Oct. 1, 2017 in Las Vegas, Nevada. There are reports of an active shooter around the Mandalay Bay Resort and Casino.
David Becker, Getty ImagesPeople run for cover at the Route 91 Harvest country music festival after apparent gun fire was heard on Oct. 1, 2017 in Las Vegas, Nevada. There are reports of an active shooter around the Mandalay Bay Resort and Casino.
Las Vegas police stand guard along the streets outside the festival grounds of the Route 91 Harvest on Oct. 1, 2017 in Las Vegas, Nevada. There are reports of an active shooter around the Mandalay Bay Resort and Casino.
John Locher, The Associated PressPolice officers advise people to take cover near the scene of a shooting near the Mandalay Bay resort and casino on the Las Vegas Strip, Sunday, Oct. 1, 2017, in Las Vegas.
David Becker, Getty ImagesPeople take cover at the Route 91 Harvest country music festival after apparent gun fire was heard on Oct. 1, 2017 in Las Vegas, Nevada. There are reports of an active shooter around the Mandalay Bay Resort and Casino.
David Becker, Getty ImagesA person lies on the ground covered with blood at the Route 91 Harvest country music festival after apparent gun fire was heard on Oct. 1, 2017 in Las Vegas, Nevada.
David Becker, Getty ImagesPeople run from the Route 91 Harvest country music festival after apparent gun fire was heard on Oct. 1, 2017 in Las Vegas, Nevada. There are reports of an active shooter around the Mandalay Bay Resort and Casino.
Chase Stevens, Las Vegas Review-Journal via APPeople run from the New York New York during an active shooter situation on the Las Vegas Stirp in Las Vegas Sunday, Oct. 1, 2017. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
John Locher, The Associated PressPolice run to cover at the scene of a shooting near the Mandalay Bay resort and casino on the Las Vegas Strip, Sunday, Oct. 1, 2017, in Las Vegas. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
David Becker, Getty ImagesPeople run from the Route 91 Harvest country music festival after apparent gun fire was heard on Oct. 1, 2017 in Las Vegas, Nevada. There are reports of an active shooter around the Mandalay Bay Resort and Casino.
David Becker, Getty ImagesPeople run from the Route 91 Harvest country music festival after apparent gun fire was heard on Oct. 1, 2017 in Las Vegas, Nevada. There are reports of an active shooter around the Mandalay Bay Resort and Casino.
John Locher, The Associated PressA police officer takes cover behind a truck at the scene of a shooting near the Mandalay Bay resort and casino on the Las Vegas Strip, Sunday, Oct. 1, 2017, in Las Vegas. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
John Locher, The Associated PressA police officer takes cover behind a police vehicle during a shooting near the Mandalay Bay resort and casino on the Las Vegas Strip, Sunday, Oct. 1, 2017, in Las Vegas.
John Locher, The Associated PressPolice stand at the scene of a shooting along the Las Vegas Strip, Monday, Oct. 2, 2017, in Las Vegas. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
Chase Stevens, Las Vegas Review-Journal via APA wounded person is walked in on a wheelbarrow as Las Vegas police respond during an active shooter situation on the Las Vegas Stirp in Las Vegas Sunday, Oct. 1, 2017. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
John Locher, The Associated PressPolice officers and medical personnel stand at the scene of a shooting near the Mandalay Bay resort and casino on the Las Vegas Strip, Monday, Oct. 2, 2017, in Las Vegas. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
John Locher, The Associated PressA woman sits on a curb at the scene of a shooting outside of a music festival along the Las Vegas Strip, Monday, Oct. 2, 2017, in Las Vegas. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
Chase Stevens, Las Vegas Review-Journal via APA man waits during lockdown at the Tropicana Las Vegas during an active shooter situation on the Las Vegas Strip Sunday, Oct. 1, 2017. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
Chase Stevens, Las Vegas Review-Journal via APPeople assist a wounded woman at the Tropicana during an active shooter situation on the Las Vegas Stirp in Las Vegas Sunday, Oct. 1, 2017. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
Chase Stevens, Las Vegas Review-Journal via APLas Vegas police sweep through a convention center area during a lockdown Monday, Oct. 2, 2017, at the Tropicana Las Vegas following an active shooter situation on the Las Vegas Strip. Multiple victims were transported to hospitals after a deadly shooting late Sunday at a music festival on the Las Vegas Strip.
Chase Stevens, Las Vegas Review-Journal via APPeople are searched by Las Vegas police at the Tropicana Las Vegas during an active shooter situation on the Las Vegas Strip on Sunday, Oct. 1, 2017. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip.
Steve Marcus, Las Vegas Sun via APA body is covered with a sheet after a mass shooting in which dozens were killed at a music festival on the Las Vegas Strip on Sunday, Oct. 1, 2017.
Ethan Miller, Getty ImagesPeople hug and cry outside the Thomas and Mack Center after a mass shooting at the Route 91 Harvest country music festival on Oct. 2, 2017 in Las Vegas, Nevada. A gunman, identified as Stephen Paddock, 64, of Mesquite, Nevada, opened fire from the Mandalay Bay Resort and Casino on the music festival, leaving at least 50 people dead and hundreds injured. Police have confirmed that one suspect has been shot. The investigation is ongoing.
Chip Somodevilla, Getty ImagesThe U.S. flag flies at half-staff over the White House Oct. 2, 2017 in Washington, DC. President Donald Trump ordered the flags on all federal buildings to fly at half-staff following the mass shooting that left more than 50 dead in Las Vegas. The gunman, identified as Stephen Paddock, 64, of Mesquite, Nevada, opened fire from the Mandalay Bay Resort and Casino on an outdoor music festival. Police have confirmed that one suspect has been shot. The investigation is ongoing.
Alex Wong, Getty ImagesU.S. President Donald Trump makes a statement on the Las Vegas mass shooting at the Diplomatic Room of the White House October 2, 2017 in Washington, DC. The gunman, identified as Stephen Paddock, 64, of Mesquite, Nevada, opened fire from the Mandalay Bay Resort and Casino on the music festival, leaving at least 50 people dead and hundreds injured. Police have confirmed that one suspect is dead. The investigation is ongoing.
Evan Vucci, The Associated PressPresident Donald Trump makes a statement about the mass shooting in Las Vegas, Monday, Oct. 2, 2017 at the White House in Washington.
Mark Wilson, Getty ImagesA Park Service employee lowers the U.S. flags on the grounds of the Washington Monument to half-staff, on Oct. 2, 2017 in Washington, DC. President Donald Trump ordered the flags on all federal buildings to fly at half-staff following the mass shooting that left more than 50 dead in Las Vegas. The gunman, identified as Stephen Paddock, 64, of Mesquite, Nevada, allegedly opened fire from the Mandalay Bay Resort and Casino on an outdoor music festival. Police have confirmed that one suspect has been shot. The investigation is ongoing.
John Locher, The Associated PressMGM Resorts announced Friday that it does not plan to rent out room No. 32135 at Mandalay Bay Resort and Casino, the perch from which Stephen Paddock shot and killed 58 people and injured more than 500.
Ronda Churchill, The Associated PressPeople walk near the Las Vegas Strip shortly after sunrise Monday, Oct. 2, 2017, in Las Vegas. A deadly shooting occurred Sunday at a music festival on the Las Vegas Strip.
Ronda Churchill, The Associated PressA woman speaks on the phone while walking along the Las Vegas Strip near Mandalay Bay hotel and casino Monday, Oct. 2, 2017, in Las Vegas. A mass shooting occurred late night Sunday at a music festival on the Las Vegas Strip. (AP Photo/Ronda Churchill)
Ethan Miller, Getty ImagesConcert-goers wait for a ride outside the Thomas & Mack Center after a mass shooting at a country music festival on Oct. 2, 2017 in Las Vegas, Nevada. People who could not go to hotel-casinos that were closed after the shooting temporarily stayed at the center. The gunman, identified as Stephen Paddock, 64, of Mesquite, Nevada, opened fire from the Mandalay Bay Resort and Casino on the music festival, leaving at least 50 people dead and hundreds injured. Police have confirmed that one suspect has been shot. The investigation is ongoing.
Al Powers, Invision/APWomen make phone calls while taking shelter inside the Sands Corporation plane hangar after a mass shooting in which dozens were killed at Route 91 Harvest Festival on Sunday, Oct. 1, 2017, in Las Vegas.
Ethan Miller, Getty ImagesUnited Blood Services phlebotomist Sha-Na Hill (L) takes blood from Richard Williams of Nevada at a special United Blood Services drive at a University Medical Center facility to help victims of a mass shooting on Oct. 2, 2017 in Las Vegas, Nevada. A lone gunman opened fired on the Route 91 Harvest country music festival on October 1 leaving more than 50 dead and hundreds wounded.
Mark Ralston, AFP/Getty ImagesCrime scene tape surrounds the Mandalay Hotel after a gunman killed at least 50 people and wounded more than 200 others when he opened fire on a country music concert in Las Vegas, Nevada on Oct. 2, 2017. Police said the gunman, a 64-year-old local resident named as Stephen Paddock, had been killed after a SWAT team responded to reports of multiple gunfire from the 32nd floor of the Mandalay Bay, a hotel-casino next to the concert venue.
John Locher, The Associated PressDebris is strewn through the scene of a mass shooting at a music festival near the Mandalay Bay resort and casino on the Las Vegas Strip, Monday, Oct. 2, 2017, in Las Vegas.
David Becker, Getty ImagesLas Vegas police investigate a side street near the Las Vegas Village after a lone gunman opened fired on the Route 91 Harvest country music festival on Oct. 2, 2017 in Las Vegas, Nevada. The gunman, identified as Stephen Paddock, 64, of Mesquite, Nevada, allegedly opened fire from a room on the 32nd floor of the Mandalay Bay Resort and Casino on the music festival, leaving at least 58 people dead and over 500 injured. According to reports, Paddock killed himself at the scene.
David Becker, Getty Images
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A man lays on top of a woman as others flee the Route 91 Harvest country music festival grounds after a active shooter was reported on Oct. 1, 2017 in Las Vegas, Nevada. The photographer witnessed the man help the woman up and they walked away. Injuries are unknown.
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By Patrick Traylor | ptraylor@denverpost.com | The Denver Post
PUBLISHED: | UPDATED:
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Editor’s note: This gallery contains graphic images
A gunman perched on the 32nd floor of a Las Vegas hotel-casino unleashed a hail of bullets on an outdoor country music festival below, killing at least 50 people as tens of thousands of concertgoers screamed and ran for their lives, officials said Monday. It was the deadliest mass shooting in modern U.S. history.