PROGRESS REPORTFull speed aheadhttp://www.tpmcafe.com/story/2005/9/20/225052/979American citizens - and the military - have been offered a false choice between "staying the course" in Iraq and precipitous withdrawal. The historian James Chace compared the former to a sailor who, having been blown off course in a storm, continues to sail straight ahead, but in the wrong direction.Closing in on