TAMPA -- In a break with tradition, The Tampa Tribune, a Republican standard-bearer for decades, refused Sunday to endorse anyone for president for the first time since 1964. The newspaper has solidly supported every Republican presidential nominee since 1952, except for Barry Goldwater, but withheld its endorsement this year, calling the decision "achingly difficult" and blaming shortcomings of both candidates. Editors instead published an unusual full-page editorial with harsh criticism of the war in Iraq and President Bush's economic policies. "President Bush told us that he was 'a uniter, not a divider,' but shortly after taking office, his administration took...