Long considered to be the 800-pound gorilla in the room that league officials, players, and owners ignored, the steroids issue in Major League baseball began to emerge in the late-1990s. It came to a head in 2004 with federal investigations of the Bay Area Lab Cooperative (BALCO) and several prominent Major League Baseball players, including Jason Giambi, Gary Sheffield, and Barry Bonds. Fans read along in the news as heroes came under question, the validity of records were challenged, and the people they once admired were potentially compromising a game they love. Investigations led to...