Guns are seen on display in the trade booths during the National Rifle Association's annual meeting in Louisville, Kentucky, May 21, 2016. (Photo by Aaron P. Bernstein/Reuters)





Attendees visit the trade booths during the National Rifle Association's annual meeting in Louisville, Kentucky, May 21, 2016. (Photo by Aaron P. Bernstein/Reuters)





Attendees visit the trade booths during the National Rifle Association's annual meeting in Louisville, Kentucky, May 21, 2016. (Photo by Aaron P. Bernstein/Reuters)





Attendees visit the trade booths during the National Rifle Association's annual meeting in Louisville, Kentucky, May 21, 2016. (Photo by Aaron P. Bernstein/Reuters)





Attendees visit the trade booths during the National Rifle Association's annual meeting in Louisville, Kentucky, May 21, 2016. (Photo by Aaron P. Bernstein/Reuters)





Guns are seen on display in the trade booths during the National Rifle Association's annual meeting in Louisville, Kentucky, May 21, 2016. (Photo by Aaron P. Bernstein/Reuters)





Attendees visit the trade booths during the National Rifle Association's annual meeting in Louisville, Kentucky, May 21, 2016. (Photo by Aaron P. Bernstein/Reuters)





Attendees visit the trade booths during the National Rifle Association's annual meeting in Louisville, Kentucky, May 21, 2016. (Photo by Aaron P. Bernstein/Reuters)





James Bell from Nashville, TN, look over rifle scopes from Burris Riflescope at the National Rifle Association's annual meetings and exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Asher Thomson (5) looks over a pair of Colt revolvers at the National Rifle Association's annual meetings and exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts test out laser sights at Crimson Trace Corp. at the National Rifle Association's annual meetings and exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts look over Winchester guns at the National Rifle Association's annual meetings and exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Brannan Ganas looks over guns at the Barrett Firearms booth at the National Rifle Association's annual meetings and exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts look over Rock River Arms' guns at the National Rifle Association's annual meetings and exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun instructor Robert Allen (L) works with gun enthusiasts at the air gun range at the National Rifle Association's annual meetings and exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Sam Love looks over guns from Daniel Defense at the National Rifle Association's annual meetings and exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts look over guns at FN America firearms at the National Rifle Association's annual meetings and exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts look over Winchester guns at the National Rifle Association's annual meetings & exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Nick Mendenhall takes a picture of a gun from Armscor USA at the National Rifle Association's annual meetings & exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts look over Benelli USA guns at the National Rifle Association's annual meetings & exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Kelsey Bartley (10) looks over Smith & Wesson guns with her dad Rick Bartley at the National Rifle Association's annual meetings & exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts look over Sig Sauers guns at the National Rifle Association's annual meetings & exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Blaine Bushnell (13) and his father Justin look over Alexander Arms guns at the National Rifle Association's annual meetings & exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts look over Sig Sauers guns at the National Rifle Association's annual meetings & exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





A young child looks over a gun on the exhibit floor at the National Rifle Association's annual meetings & exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts poses for a picture with an FN MK 48 machine gun and a MK 19 grenade launcher at the National Rifle Association's annual meetings & exhibits show in Louisville, Kentucky, May 21, 2016. (Photo by John Sommers II/Reuters)





Gun enthusiasts try out the Crimson Trace laser sighting systems at the NRA Annual Meetings & Exhibits on May 21, 2016 in Louisville, Kentucky. About 80,000 visitors are expected to attend the three-day event. (Photo by Scott Olson/Getty Images)





Gun enthusiasts look over Ruger pistols at the NRA Annual Meetings & Exhibits on May 21, 2016 in Louisville, Kentucky. (Photo by Scott Olson/Getty Images)





Gun enthusiasts look over Smith & Wesson pistols at the NRA Annual Meetings & Exhibits on May 21, 2016 in Louisville, Kentucky. (Photo by Scott Olson/Getty Images)





Gun enthusiasts look over Smith & Wesson pistols at the NRA Annual Meetings & Exhibits on May 21, 2016 in Louisville, Kentucky. (Photo by Scott Olson/Getty Images)





Attendees visit the trade booths during the National Rifle Association's annual meeting in Louisville, Kentucky, May 21, 2016. (Photo by Aaron P. Bernstein/Reuters)





Emilia Pesquera rests on the lap of her father Marcus as he listens to speakers at the National Rifle Association's NRA-ILA Leadership Forum during the NRA Convention at the Kentucky Exposition Center on May 20, 2016 in Louisville, Kentucky. Marcus Pesquera was chosen by the NRA as the officer of the year. The convention, which opened today, runs until May 22. (Photo by Scott Olson/Getty Images)





Christian Florea, 10, looks over an FN MK 48 machine gun at the NRA Annual Meetings & Exhibits on May 21, 2016 in Louisville, Kentucky. (Photo by Scott Olson/Getty Images)





Ernest Belcher poses for a picture with an FN MK 48 machine gun while his daughter Morgan poses with a MK 19 grenade launcher at the NRA Annual Meetings & Exhibits on May 21, 2016 in Louisville, Kentucky. (Photo by Scott Olson/Getty Images)