Lance Armstrong is only the latest public figure forced to make public and sometimes painful confessions.
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Brendan McDermid/Reuters
A promising young congressman from New York, Anthony Weiner was forced to make an embarrassing confession in 2011 after it was revealed that he had sent sexually suggestive and explicit images to several women online. "I am here today to again apologize for the personal mistakes I have made and the embarrassment I have caused," he said in his resignation speech.