Two women leave the area where the attack took place, with the Mandalay Bay hotel in the backgroundPhotograph: Mark Ralston/AFP/Getty Images

Police keep watch outside the trauma department at the University Medical Center in Las VegasPhotograph: Mark Ralston/AFP/Getty Images

A police officer stands behind crime scene tape cordoning off the scenePhotograph: Mark Ralston/AFP/Getty Images

People hold a vigil for the victims of the shooting at the Ascend Amphitheater in NashvillePhotograph: Rick Diamond/Getty Images

New York University students pay their respects to those who diedPhotograph: Jewel Samad/AFP/Getty Images

Donald and Melania Trump, along with Mike and Karen Pence, take part in a moment of silence in front of the White HousePhotograph: Mandel Ngan/AFP/Getty Images

Two broken windows at the Mandalay Bay hotel, from where the shooter attacked festivalgoersPhotograph: Mike Blake/Reuters

A National Park Service worker lowers US flags to half mast on the grounds of the Washington MonumentPhotograph: Mark Wilson/Getty Images

Carolyn Goodman, the mayor of Las Vegas, speaks to the media as Pastor Troy Martinez and Pastor Paul Goulet look on during a prayer vigil outside Las Vegas City HallPhotograph: Ethan Miller/Getty Images

People hold signs and the Nevada state flag during the city hall vigilPhotograph: Robyn Beck/AFP/Getty Images

A woman at the vigil with a sign urging people to stay strong following the attackPhotograph: Robyn Beck/AFP/Getty Images

Students and local people write messages of encouragement on a noticeboard at the University of Nevada, Las VegasPhotograph: Eugene Garcia/EPA

A view from a nearby building of the scene at Route 91 country music festival at 10.08pm local time.Photograph: Anadolu Agency/Getty Images

People wearing veils take part in an anti-gun march from Union Square Park to Times Square in New York CityPhotograph: Zuma/Rex/Shutterstock

People stand in front of illuminations on the steps of Greene Memorial United Methodist church in Roanoke, VirginiaPhotograph: Heather Rousseau/AP

A message on a video board during a moment of silence before Kansas City Chiefs’ NFL game against Washington Redskins in Kansas City, MissouriPhotograph: Larry W Smith/EPA

Two women embrace during a candlelit vigil at the junction of Sahara Avenue and Las Vegas BoulevardPhotograph: Drew Angerer/Getty Images

People pay tribute to those who died at a memorial on the Las Vegas stripPhotograph: Eugene Garcia/EPA

A police officer writes a message on a sign during a vigil on the Las Vegas stripPhotograph: Chris Wattie/Reuters