Clark County Commissioner Steve Sisolak presented 58 red roses to the organizers.
After a reading of the names of the dead and a moment of silence, the attendees took a solemn walk around the perimeter of the festival grounds, which are inaccessible.
The shooting was carried out by Stephen Paddock. A motive for the shooting, which also left several hundred with injuries, has still not been discovered. The investigation into the mass shooting continues.