AP - Iraq's leaders faced their gravest challenge in months Tuesday as Shiite militiamen loyal to anti-American cleric Muqtada al-Sadr battled for control of the southern oil capital, fought U.S. and Iraqi troops in Baghdad and unleashed rockets on the Green Zone.

AP - Hillary Rodham Clinton said Tuesday she made a mistake in claiming that she came under hostile fire in Bosnia 12 years ago, as rival Barack Obama's campaign continued to challenge her credibility.

AP - Trustees for the government's two biggest benefit programs warned that Social Security and Medicare are facing "enormous challenges" with the threat to Medicare's solvency far more severe.