'If I didn't have my gun with me, everyone in the house would have died,' Mendez says An Arizona man who was shot in the head while attending a Fourth of July party with his family this summer is speaking out about how he was able to thwart the shooter from killing more people with his concealed carry firearm. "My back was turned. I heard the first gunshot and that's what made me, kind of turn my head ... But by the time I even was able to look and see what was going on, a bullet already had struck...