Visitors view gun displays at a National Rifle Association outdoor sports trade show on February 10, 2017 in Harrisburg, Pennsylvania. The Great American Outdoor Show, a nine day event celebrating hunting, fishing and outdoor traditions, features over 1,000 exhibitors ranging from shooting manufacturers to outfitters to fishing boats and RVs, and archery to art. / AFP PHOTO / DOMINICK REUTER (Photo credit should read DOMINICK REUTER/AFP/Getty Images)