The AR-15, the gun behind some of the worst mass shootings in America, explained: https://t.co/VwkhsWFU0q https://t.co/eZhMvZ3tg4 — Vox (@voxdotcom) 1466396102.0
The AR-15, the gun behind some of the worst mass shootings in America, explained: https://t.co/VwkhsWFU0q https://t.co/eZhMvZ3tg4