President Barack Obama and Secretary of State Hillary Rodham Clinton appear in their first joint interview when they speak together to Steve Kroft; He confessed to doping in an interview with Oprah Winfrey last week, but U.S. Anti-Doping Agency CEO Travis Tygart, says the evidence proves Lance Armstrong withheld the truth and lied to Winfrey on key issues. Tygart tells Scott Pelley that if the disgraced cyclist wants his lifetime ban lifted, he will have to tell all.