Back in July 2003, President Bush, in response to a question about stepped up attacks on U.S. troops in Iraq, famously and defiantly declared, “Bring ‘em on!” Oh, how that tune has changed. Defense Secretary Robert Gates - using the old tactic of releasing controversial news just before the weekend in the hope of minimizing press coverage - announced Friday afternoon that “he will advise President Bush to replace Marine Corps Gen. Peter Pace as chairman of the Joint Chiefs of Staff (this fall), fearing that a contentious renomination hearing in the Senate would focus too heavily on six years...