"New York Yankees' Jason Giambi, front, and his brother Jeremy Giambi, who played with the Boston Red Sox in 2003, arrive at a federal building Thursday, Dec. 11, 2003, in San Francisco to testify before a grand jury in an investigation of a nutritional supplements lab. ""It went good,"" Jason Giambi said as the brothers left the grand jury room, accompanied by agent Arn Tellem. ""I can't really talk about it."" (AP Photo/San Francisco Chronicle, Frederic Larson)  BALCO stands for Bay Area Laboratory Co-Operative Jason Giambi (left) and his brother, Jeremy, are both former Athletics who testified to the grand jury. ProductName	Chronicle MAGS OUT MANDATORY CREDIT CAT Nation#MainNews#Chronicle#12/2/2004#ALL#5star#c1#0421525838 Photo: FREDERIC LARSON"
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