the barry bonds perjury case was a case of alleged perjury regarding use of anabolic steroids by former san francisco giants outfielder and all-time major league baseball career home run leader, barry bonds, and the related investigations surrounding these accusations. on april 13, 2011, bonds was convicted of one felony count of obstruction of justice for giving an incomplete answer to a question in grand jury testimony. a mistrial was declared on the remaining three counts of perjury, and those charges were dropped. the obstruction of justice conviction was upheld by an appellate panel in 2013, but a larger panel of the appellate court overturned the conviction in 2015.