THE FEW. THE PROUD. THE DISILLUSIONED. / Conflict in Iraq: Some active duty troops, while proud to serve, are speaking out and signing a petition against the war: "'You're spending your days driving around the highways looking for people who are hiding, and they blow you up from a mile away with a remote detonator,' he said. 'Or they shoot at you from a building and put their weapon down and walk through the streets. And if you kill someone, you could potentially turn that town against you whether it's justified or not.' "