Less than four years ago, U.S. Rep. Joe Schwarz was huddled in his war room at Schuler's pub in Marshall awaiting the results of his GOP primary election against Tim Walberg. ...... Schwarz went on to lose that 2006 race and returned to practicing medicine in Battle Creek. But after spending three decades in public service, he never gave up the ghost and served on a host of blue ribbon panels, including the Pentagon-appointed commission investigating the conditions at Walter Reed. Now he's flirting with running for governor again after an unsuccessful campaign in 2002. This time, he would run...