Las Vegas police confirmed on Monday that Stephen Paddock was the suspected gunman in the mass shooting in the city, with numerous firearms found in his place of residence.

"The suspect … his name is Stephen Paddock … with the date of birth 4.9.1953. As far as his history background, we haven’t completed that part of investigation yet, but we located numerous firearms in the room he occupied," Sheriff of the Las Vegas Metropolitan Police Department Joseph Lombardo told reporters, providing no additional details.

NBC reported earlier that Paddock was behind the shooting that resulted in 50 people being killed and over 200 wounded. It was also said that Paddock lived in Mesquite, Nevada.

Police confirmed on Monday that the suspect who'd been apprehended was “down,” but urged people to avoid the area.

A photo of the alleged suspect has been circulating on the social media.

Las Vegas police said they had located the "vehicles in question, and we are confident we have located the female person of interest."

We have located the vehicles in question, and we are confident we have located the female person of interest. — LVMPD (@LVMPD) 2 октября 2017 г.

It was also reported that police are seeking an alleged roommate of the suspect, Marilou Danley, for questioning.

Marilou Danley is being sought for questioning re the investigation into the active shooter incident. If seen please call 9-1-1! pic.twitter.com/Z83XvcHejH — LVMPD (@LVMPD) 2 октября 2017 г.

The Las Vegas Metropolitan Police Department had responded to the shooting incident by launching a manhunt as scenes of the carnage were posted online.