WITH THE 3RD INFANTRY DIVISION, in central Iraq -- It troubles him, now that the fighting is over. Sgt. Mark N. Redmond remembers shouting "qiff," the Arabic word for halt, but they did not halt. They kept coming. Redmond's unit spent three days and nights fighting for the bridge at Kifl, a village on the Euphrates River. By any military definition -- the territory seized, the number of enemy killed, the mission accomplished -- the Americans' fight ended in victory. After victory, though, comes rest. And with rest comes reflection. "I mean, I have my wife and kids to go...