United States October 3, 2017 3:37 pm Mayor: Las Vegas ‘Will Not Be Defined' by Mass Shooting Las Vegas is a city in grief following Sunday’s massacre that left 59 dead, including the gunman, and more than 500 injured, the worst mass shooting in modern U.S. history. US & World Videos 0:49 Northern lights put on a show during geomagnetic storm 11:26 Tiffany Haddish wants to take Kelly Clarkson on a girls trip 2:15 Meghan Markle praises Prince Harry in cute moment on Nigeria trip 2:10 Justin Bieber mentioned wanting a baby with Hailey Bieber 4 years ago 5:00 Kelly Clarkson surprises trailblazing music educator with childhood teacher