WASHINGTON, March 27 (Reuters) - Washington Post included the following items on its front page on March 28. Reuters has not verified these stories and does not vouch for their accuracy.

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BAGHDAD - U.S. forces in armored vehicles battled Mahdi Army fighters Thursday in the Shiite stronghold Sadr City as an offensive to quell party-backed militias entered its third day.

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In the past two weeks, the Federal Reserve, long the guardian of the nation's banks, has redefined its role to also become protector and overseer of Wall Street.

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The governor of Puerto Rico has promised he will surrender to the FBI on Friday after being accused in an indictment of soliciting thousands of dollars in improper contributions in exchange for favors and government contracts.

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BEIJING - The riots in Tibet two weeks ago have turned into a major challenge to China's leaders, whose decision to use military force and restrict media access has cast a shadow over hopes for an unblemished Olympics this summer.

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LONDON - Britain's National Gallery announced Thursday that new research has disclosed that a painting in its collection, "Cupid Complaining to Venus," by the German Renaissance artist Lucas Cranach the Elder, was once part of Hitler's private collection.

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