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Sen. Joe Biden planned to spend Wednesday focusing on his official announcement that he was running for president, but the Delaware Democrat instead found himself defending remarks he made to the New York Observer about his Democratic opponents. http://rss.cnn.com/~a/rss/cnn_topstories?i=N64l7w</img> (http://rss.cnn.com/~a/rss/cnn_topstories?a=N64l7w)
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