AdvertisementClemens Faces Trial (Again) Over Doping TestimonyPlay03:51Download AudioApril 16, 2012Nina TotenbergfacebookEmailFormer Major League Baseball pitcher Roger Clemens stops to sign a baseball as he leaves the federal courthouse in Washington, D.C., on July 14, 2011, after a judge declared a mistrial in his perjury trial. (Reuters /Landov)
