Claim: A second gunman fired at a crowd from the fourth floor of the Mandalay Bay Resort and Casino during the mass shooting in Las Vegas.
Fact-check: FACT CHECK: Did a Second Gunman Shoot From the Fourth Floor of the Mandalay Bay Hotel?
Verdict: false
Organisation: Snopes
Author: Bethania Palma
Date published: 2017-10-03T19:34:32