Here is a timeline of the attack and the law enforcement response released by Las Vegas Sheriff Joseph Lombardo:
—10:05 pm: Shooter Stephen Paddock opens fire on the concert.
—10:12 pm: Two officers arrive on the 31st floor of the Mandalay Bay hotel and say the gunfire is coming from above them.
—10:15 pm: The last shots are fired.
—10:17 pm: Officers arrive on the hotel’s 32nd floor, from which Paddock carried out the attack.
—10:18 pm: A security guard tells officers that he was shot and gives the location of the shooter’s hotel room. More than 200 rounds were fired from the room into the hallway.
—10:26-10:30 pm: Eight more police officers reach the 32nd floor of the hotel and begin clearing each room and searching for wounded.
—11:20 pm: Officers use explosives to breach the door of Paddock’s room, which was a suite. They find him on the ground and discover a locked bedroom door.
—11:27 pm: Officers breach the second door and determine that no one else is present in the suite.