Gun-toting rabbi says congregants should arm themselves

New York City's gun-toting rabbi has renewed his call to arm shul-goers after an anti-Semitic gunman killed 11 people at a Pittsburgh synagogue Saturday. "You must have it," Rabbi Gary Moscowitz said of armed congregants. "A guy comes in with a gun, and what can they do? Throw chairs at them? We're sitting ducks here."...