USA. Arizona state. Prescott. The hypermarket Walmart sells semi-automatic rifles according to the u.S. federal law. Wal-Mart Stores, Inc., doing business as Walmart, is an American multinational retail corporation that operates a chain of hypermarkets, discount department stores and grocery stores all across the United States of America and abroad. A firearm is a portable gun, being a barreled weapon that launches one or more projectiles often driven by the action of an explosive force. Most... more »