Behind its high-profile public relations campaign for "a few good men," the Marine Corps is waging a feverish battle to keep young Marines in uniform. Last Thursday, Marine Corps Commandant Gen. James Jones issued the second memo in a month calling on commanders to step up their retention efforts. The turnover rate for the Marines has been especially high the last few years. Coupled with an equally tough recruiting climate, this could spell real trouble for the service. On Feb...