An NRA member walks past a television screen during the National Rifle Association's Annual Meeting of Members in Houston, Texas on May 4, 2013. Organizers expect some 70,000 attendees at the 142nd NRA Annual Meetings & Exhibits in Houston, which began on Friday and continues through Sunday. REUTERS/Adrees Latif (UNITED STATES - Tags: POLITICS SOCIETY TPX IMAGES OF THE DAY)