Stephen Paddock’s attack was distinguished by the size of his arsenal and the height from which he killed at least 59 people.
https://www.washingtonpost.com/local/a-scary-turn-las-vegas-may-be-first-mass-shooting-using-an-automatic-weapon/2017/10/02/0b7e0a50-a79f-11e7-b3aa-c0e2e1d41e38_story.html
* The carnage when mass shooters take aim from above * ATF sent a letter * the AR-15 * according to the Trace * Here’s what makes automatic guns different * smoke from his rifles set off fire alarms * run from the gunfire, hide or even fight back * Who was Las Vegas gunman Stephen Paddock? * contagion plays a crucial role in mass shootings