LOS ANGELES (Reuters) - The three finalists of TV contest "The X Factor" went back to their roots on Wednesday, each performing their first audition songs as they battled for votes and a $5 million recording contract.Power ballad singer Melanie Amaro, 19, belted out Beyonce's hit "Listen," while 30-year-old rocker Josh Krajcik played guitar for a pared-down version of the Etta James classic "At Last."Recovering drug addict Chris Rene, 28, performed his original rap song "Young Homies" that...
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