2017 Mandalay Bay mass shooting

On October 1, 2017, a gunman fired from a 32nd-floor suite at the Mandalay Bay Resort and Casino into a crowd attending the Route 91 Harvest country music festival on the Las Vegas Strip. The attack killed 60 people and wounded hundreds; the shooter died by suicide in his hotel room. The incident prompted extensive federal and local investigations into the shooter’s planning and weapon acquisition.