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FILE - Conservative media publisher and activist Andrew Breitbart died at the age of 43 on March 1, 2012. Breitbart's website bigjournalism.com announced he died of natural causes in Los Angeles in the early morning hours. Breitbart was an outspoken critic of the mainstream media. His efforts were behind controversial investigations that led to the resignations of former Rep. Anthony Weiner and former Agriculture Department official Shirley Sherrod.
(AP Photo/ Reed Saxon)