A 2008 "Saturday Night Live" skit featuring Tina Fey as Sarah Palin and Amy Poehler as Hillary Rodham Clinton is one example of how a viral video can infect a candidate with a poor public image. (Associated Press)
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A 2008 "Saturday Night Live" skit featuring Tina Fey as Sarah Palin and Amy Poehler as Hillary Rodham Clinton is one example of how a viral video can infect a candidate with a poor public image. (Associated Press)
