Health_Medical_Pharma

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Sen. Scott P. Brown, Massachusetts Republican, is running neck-and-neck in his re-election bid against presumed Democratic opponent Elizabeth Warren, a Harvard professor known as President Obama's top consumer-protection adviser. Mr. Brown is seeking to localize the race after winning his seat two years ago on a national wave of tea party sentiment. (Associated Press)

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Mr. Chavez kisses the forehead of his daughter, Rosa Virginia, at the presidential palace in Caracas. The socialist president said that he has faith in a "miracle," as he undergoes radiation therapy in Cuba following two surgeries to remove pelvic tumors.

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Cincinnati's Ryan Ludwick rounds the bases after hitting a grand slam off Ross Detwiler during the first inning. Tyler Clippard had his problems in the 11th, allowing three runs in the Nationals' 8-5 loss. (Associated Press)

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**FILE** Cheri White Owl, founder of Horse Feathers Equine Rescue, is pictured with one of the 33 horses for which she cares in Guthrie, Okla., on Nov. 29, 2011. Ms. White Owl said she's seen more horse neglect during the recession, which coincided with the end of horse slaughtering in the U.S. (Associated Press)

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** FILE ** Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks to a crowd during a campaign event on April 11, 2012. (Associated Press)

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A scientist in the Human Systems Interface Laboratory high bay at the Navy Research Laboratory for Autonomous Systems Research (LASR) in Washington, D.C. signals to "Octavia" the firefighting robot during a demo on Monday, April 2, 2012. (Barbara L. Salisbury/The Washington Times)

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Afghanistan's Minister of National Defense Abdul Rahim Wardak meets April 10, 2012, with Secretary of Defense Leon E. Panetta at the Pentagon. (Associated Press)

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Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks to a crowd during a campaign event in Warwick, R.I., on April 11, 2012. (Associated Press)

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Republican presidential candidate and former Massachusetts Gov. Mitt Romney speaks to a crowd April 11, 2012, during a campaign event in Warwick, R.I. (Associated Press)

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Secretary of Commerce John E. Bryson is calling for congressional action on a bill to streamline the quality of patent applications and speed up processing. (Associated Press)

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House Ways and Means Committee Chairman David Camp, Michigan Republican, has asked the IRS to specify how it will use a half-billion dollars it's getting to implement the new health care law. Republicans are revamping their strategy against Obamacare. (Associated Press)

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Republican presidential candidate and former Massachusetts Gov. Mitt Romney smiles as he is introduced April 10, 2012, by Sen. Pat Toomey, Pennsylvania Republican, at the spring reception for the Republican Committee of Chester County in Mendenhall, Pa. (Associated Press)