An attendee wears a National Rifle Association (NRA) t-shirt during the Fall 2015 Knob Creek Machine Gun Shoot in West Point, Kentucky, U.S., on Friday, Oct. 9, 2015. The Machine Gun Shoot is a three day bi-annual event that attracts gun dealers, collectors, and enthusiasts from all across America in what is considered one of the largest gun shows in the world dealing specifically with high caliber weaponry. Photographer: Luke Sharrett/Bloomberg via Getty Images
