CAMP UDAIRI, Kuwait -- This may surprise the folks back home, but the U.S. Army forces massing across the Iraqi border are largely unarmed. Even though all U.S. soldiers deployed to the six main Army camps in northern Kuwait must carry their rifles at all times -- even to the latrine in the middle of the night -- few are carrying any bullets.This is not an oversight, or a lame-brained cost-saving measure ordered by the Pentagon, or an indication that American military leaders believe they can take Iraq without firing a shot.Rather, it's an effort to stave off the sad...