Everything You Need to Know About the AR-15 Used in Orlando - RollingStone.comRollingStone.comEverything You Need to Know About the AR-15 Used in OrlandoRollingStone.comExperts attribute the AR-15's popularity to its image, its ease of use, its nominal recoil and the rate at which it fires. It's semi-automatic, meaning it can release bullets as fast as the shooter pulls its trigger, and can continue firing until the ...The NRA's Love Affair With The AR-15, Weapon Of Choice For Mass Murderers, In 22 TweetsThinkProgressThe AR-15 is the gun of choice for mass shootings and it's easier to buy in Florida than a pistolQuartzOrlando Shooter Used AR-15 Assault Rifle, & This Has Happened BeforeRomperPulse Headlines -Guns.com -DesMoinesRegister.comall 149 news articles »