Firearms are displayed at the Sig Sauer booth at the 2016 National Shooting Sports Foundation's Shooting, Hunting, Outdoor Trade (SHOT) Show at the Sands Expo and Convention Center on January 19, 2016 in Las Vegas, Nevada. The SHOT Show, the world's largest annual trade show for shooting, hunting and law enforcement professionals, runs through January 23 and is expected to feature 1,600 exhibitors showing off their latest products and services to more than 62,000 attendees. (Photo by Ethan Miller/Getty Images)





A woman looks at a handgun at the Glock booth at the Shooting Hunting and Outdoor Trade Show, Tuesday, January 19, 2016, in Las Vegas. (Photo by John Locher/AP Photo)





Silencers are on display at the Sig Sauer booth at the Shooting, Hunting and Outdoor Trade Show, Tuesday, January 19, 2016, in Las Vegas. (Photo by John Locher/AP Photo)





Glen Kukula checks out a Patrol SIG716 rifle by Sig Sauer at the 2016 National Shooting Sports Foundation's Shooting, Hunting, Outdoor Trade (SHOT) Show at the Sands Expo and Convention Center on January 19, 2016 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)





Handguns are on display at the Smith & Wesson booth at the Shooting, Hunting and Outdoor Trade Show, Tuesday, January 19, 2016, in Las Vegas. (Photo by John Locher/AP Photo)





David Monteiro looks at a gun at the Barrett booth at the Shooting, Hunting and Outdoor Trade Show, Tuesday, January 19, 2016, in Las Vegas. (Photo by John Locher/AP Photo)





Nolan Hammer looks at a gun at the Heckler & Koch booth at the Shooting, Hunting and Outdoor Trade Show, Tuesday, January 19, 2016, in Las Vegas. (Photo by John Locher/AP Photo)





Firearms are displayed at the Sig Sauer booth at the 2016 National Shooting Sports Foundation's Shooting, Hunting, Outdoor Trade (SHOT) Show at the Sands Expo and Convention Center on January 19, 2016 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)





Matt Couch looks at a rife at the Barrett booth at the Shooting, Hunting and Outdoor Trade Show, Tuesday, January 19, 2016, in Las Vegas. (Photo by John Locher/AP Photo)





Glen Kukula checks out a Patrol SIG716 rifle by Sig Sauer at the 2016 National Shooting Sports Foundation's Shooting, Hunting, Outdoor Trade (SHOT) Show at the Sands Expo and Convention Center on January 19, 2016 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)





Rene Ramirez checks out a model S&W500 handgun at the Smith & Wesson booth during the 2016 National Shooting Sports Foundation's Shooting, Hunting, Outdoor Trade (SHOT) Show at the Sands Expo and Convention Center on January 19, 2016 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)





A convention attendee tries out a Predator SIGM400 rifle by Sig Sauer at the 2016 National Shooting Sports Foundation's Shooting, Hunting, Outdoor Trade (SHOT) Show at the Sands Expo and Convention Center on January 19, 2016 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)





John Correia poses with a .50 caliber M2 machine gun equipped with a SOLO sight mount by Cadex at the 2016 National Shooting Sports Foundation's Shooting, Hunting, Outdoor Trade (SHOT) Show at the Sands Expo and Convention Center on January 19, 2016 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)