The 3-day 2013 NRA Annual Meeting and Exhibits at the George R. Brown Convention Center in Houston features nearly 550 exhibitors, a gun trade show and a political rally.
Former Alaska Gov. Sarah Palin during the NRA
Former Alaska Gov. Sarah Palin during the NRA annual Meeting and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
Former Alaska Gov. Sarah Palin speaks during the
Former Alaska Gov. Sarah Palin speaks during the 2013 NRA Annual Meeting and Exhibits at the George R. Brown Convention Center on May 3, 2013 in Houston, Texas. More than 70,000 peope are expected to attend the NRA's 3-day annual meeting that features nearly 550 exhibitors, gun trade show and a political rally. The Show runs from May 3-5. (May 3, 2013) (Credit: Getty Images)
An attendee looks at a handgun during the
An attendee looks at a handgun during the 2013 NRA Annual Meeting and Exhibits at the George R. Brown Convention Center in Houston. More than 70,000 people are expected to attend the NRA's 3-day annual meeting that features nearly 550 exhibitors, gun trade show and a political rally. (May 3, 2013) (Credit: Getty Images)

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A giant gun safe in the exhibitors' hall
A giant gun safe in the exhibitors' hall of the 2013 NRA convention in Houston. (May 3, 2013) (Credit: Getty Images)
A display of handguns in the exhibitors' hall
A display of handguns in the exhibitors' hall of the 2013 NRA convention in Houston. (May 3, 2013) (Credit: Getty Images)
Ammunition display in the exhibitors' hall of the
Ammunition display in the exhibitors' hall of the 2013 NRA convention in Houston. More than 70,000 peope are expected to attend the NRA's 3-day annual meeting that features nearly 550 exhibitors, gun trade show and a political rally. (May 3, 2013) (Credit: Getty Images)
Ammunition is displayed during the 2013 NRA Annual
Ammunition is displayed during the 2013 NRA Annual Meeting and Exhibits at the George R. Brown Convention Center in Houston. More than 70,000 peope are expected to attend the NRA's 3-day annual meeting that features nearly 550 exhibitors, gun trade show and a political rally. (May 3, 2013) (Credit: Getty Images)
An attendee inspects a scope during the 2013
An attendee inspects a scope during the 2013 NRA Annual Meeting and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)

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Handguns lined up at a sales booth in
Handguns lined up at a sales booth in the exhibitors' hall of the 2013 NRA convention in Houston. (May 3, 2013) (Credit: Getty Images)
An attendee inspects a scope on an assault-style
An attendee inspects a scope on an assault-style rifle at a sales booth in the exhibitors' hall of the 2013 NRA convention in Houston. (May 3, 2013) (Credit: Getty Images)
Assault-style rifles are displayed at a sales booth
Assault-style rifles are displayed at a sales booth in the exhibitors' hall of the 2013 NRA convention in Houston. (May 3, 2013) (Credit: Getty Images)
Shotguns at a sales booth in the exhibitors'
Shotguns at a sales booth in the exhibitors' hall of the 2013 NRA convention in Houston. (May 3, 2013) (Credit: Getty Images)
An attendee looks at a display of shotguns
An attendee looks at a display of shotguns at a sales booth in the exhibitors' hall of the 2013 NRA convention in Houston. (May 3, 2013) (Credit: Getty Images)

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An attendee inspects a scope at the 2013
An attendee inspects a scope at the 2013 NRA Annual Meeting and Exhibits at the Brown Convention Center in Houston. More than 70,000 people are expected to attend the NRA's 3-day annual meeting there. (May 3, 2013) (Credit: Getty Images)
An attendee walks through the Smith & Wesson
An attendee walks through the Smith & Wesson booth at the Brown Convention Center in Houston on May 3, 2013. (Credit: Getty Images)
Assault-style rifles, like this one with pink highlights,
Assault-style rifles, like this one with pink highlights, are popular among gun enthusiasts because of the many variations and add-ons available. This one is displayed at the 2013 NRA Annual Meeting and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
Attendees look at a display of tactical shotguns
Attendees look at a display of tactical shotguns during the 2013 NRA Annual Meeting at the Brown Convention Center in Houston. Many conservative Republican politicians are coming in as speakers during the NRA's 3-day annual meeting, which features nearly 550 exhibitors, gun trade show and a political rally. (May 3, 2013) (Credit: Getty Images)
Revolvers at the 2013 NRA Annual Meeting at
Revolvers at the 2013 NRA Annual Meeting at the Brown Convention Center in Houston. Many conservative Republican politicians are coming in as speakers during the NRA's 3-day annual meeting, which features nearly 550 exhibitors, gun trade show and a political rally. (May 3, 2013) (Credit: Getty Images)
NRA attendee, John Joseph of Sebastian, Fla., waits
NRA attendee, John Joseph of Sebastian, Fla., waits in line outside the Brown Convention Center before the opening of the National Rifle Association's Annual Meeting in Houston. (May 3, 2013) (Credit: AP )
Attendees look at a display of assault rifles
Attendees look at a display of assault rifles during the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. More than 70,000 people are expected to attend the NRA's three-day annual meeting, which features nearly 550 exhibitors, a gun trade show and a political rally. (May 3, 2013) (Credit: Getty Images)
An attendee looks at a display of assault
An attendee looks at a display of assault rifles during the 2013 NRA Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. More than 70,000 people are expected to attend the National Rifle Association's three-day annual meeting, which features nearly 550 exhibitors, a gun trade show and a political rally. (May 3, 2013) (Credit: Getty Images)
Custom targets are displayed at the 2013 National
Custom targets are displayed at the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
An exhibitor sits in his booth at the
An exhibitor sits in his booth at the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
Exhibitors help attendees in the Walther booth during
Exhibitors help attendees in the Walther booth during the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
Attendees enter the 2013 National Rifle Association Annual
Attendees enter the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
A handgun is displayed at the 2013 National
A handgun is displayed at the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
An attendee looks at a display of National
An attendee looks at a display of National Rifle Association hats during the 2013 NRA Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
Attendees walk the show floor during the 2013
Attendees walk the show floor during the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston.(May 3, 2013) (Credit: Getty Images)
Attendees walk the show floor during the 2013
Attendees walk the show floor during the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
Attendees look at a handgun at the 2013
Attendees look at a handgun at the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
An attendee uses a gun to play a
An attendee uses a gun to play a shooting game at the 2013 National Rifle Association Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 3, 2013) (Credit: Getty Images)
Barry Bailey, of DeRidder, La., gives his wife
Barry Bailey, of DeRidder, La., gives his wife Judy a kiss before they have their 1873 Winchester shotgun appraised at the National Rifle Association's Antique Guns and Gold Showcase during the NRA Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 2, 2013) (Credit: AP)
Barry Bailey and his wife, Judy, of DeRidder,
Barry Bailey and his wife, Judy, of DeRidder, La., walk out hand in hand after having their 1873 Winchester shotgun appraised at the National Rifle Association's Antique Guns and Gold Showcase during the 2013 NRA Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 2, 2013) (Credit: AP )
Attendee Janet Bero waits to have her German
Attendee Janet Bero waits to have her German Luger appraised during the National Rifle Association's Antique Guns and Gold Showcase during the NRA Annual Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 2, 2013) (Credit: AP)
Johnny Bass sets up the Henry Repeating Arms
Johnny Bass sets up the Henry Repeating Arms Co. booth as exhibitors prepare for the National Rifle Association Meetings and Exhibits at the George R. Brown Convention Center in Houston. (May 1, 2013) (Credit: AP)
Exhibitors begin setting up in preparation for the
Exhibitors begin setting up in preparation for the 2013 National Rifle Association Annual Meetings and Exhibits in Houston. (May 1, 2013) (Credit: AP)