Michael Oppenheimer; William Rhoden; Serena Williams

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Friday 02/02/2007

Michael Oppenheimer, one of the authors of the U.N. report calling climate change "unequivocal," comments on the report and its implications. New York Times sports columnist William Rhoden gives a Super Bowl XLI preview and talks about the significance of two black coaches on the field. Powerhouse tennis player Serena Williams reflects on her return to major tournaments after the death of her sister Yetunde.