Self-defense? The customer fired 9-shots and killed the man robbing patrons in Houston restaurant who had a fake gun. After the robber fell to the ground, the customer continued to fire as he moved closer to the man and snatched his gun. The customer then fired one final shot in the robber's general direction, and the man passed away at the scene, as seen on camera. After the robber was down, the shooter realized the gun he was brandishing was fake and angrily tossed it against a wall. Now people are asking, why did the taqueria customer have to shoot...