Former San Francisco Giants baseball player Barry Bonds enters a vehicle outside Phillip Burton Federal Building after his perjury trial in San Francisco, California April 11, 2011. The former home run king is facing four charges for allegedly lying under oath to a federal grand jury in 2003 about the use of performing-enhancing anabolic steroids. REUTERS/Stephen Lam (UNITED STATES - Tags: CRIME LAW SPORT BASEBALL SOCIETY)