snipMedeiros is on active duty in the U.S. Army as a staff sergeant -- he's helping to train National Guard units on their way to Iraq at Ft. Bliss, Texas -- and cannot directly endorse any candidates. But he and his crew mates showed up on stage with Kerry last month at the Democratic Convention in Boston.snipKerry's boat happened to hit the shore right in front of an enemy soldier holding a grenade launcher. The soldier started running, maybe to get enough distance to be able to fire his weapon at the boat, Medeiros said. Kerry's forward gunner managed to...