Why more senior citizens are carrying guns They're protecting themselves from what they see as a rise in violence, even if crime statistics say otherwise. By Tim Vanderpool | Correspondent of The Christian Science Monitor TUCSON, ARIZ. - A pistol's sharp report pierces the morning calm, as Charles Van Vibber lowers his Glock automatic. He scans a bullet-stopping berm among dusty cactuses at the Desert Trails Gun Club, as a breeze ruffles his white hair. "You need to be able to protect yourself, because the police are not always able to protect you at any moment," he says. Mr. Van...