Conversation so far:
What was the BALCO Scandal?
Since 2003, Barry Bonds has been a key figure in the Bay Area Laboratory Co-operative (BALCO) scandal.
What happened with the BALCO scandal and Barry Bonds?
Barry Bonds was under investigation by a federal grand jury regarding his testimony in the BALCO case.
What happened with the investigation by a federal grand jury regarding Barry Bond's testimony in the BALCO case?
Barry Bonds was indicted on perjury and obstruction of justice charges on November 15, 2007.
What were the perjury and obstruction of justice charges against Barry Bonds on November 15, 2007?
The indictment on perjury and obstruction of justice charges alleges that Barry Bonds lied while under oath about his alleged use of steroids.
Did Barry Bonds get in trouble after being indicted on perjury and obstruction of justice charges on November 15, 2007?
On November 15, 2007, Barry Bonds was indicted on four counts of perjury and one count of obstruction of justice as it relates to the government investigation of BALCO.
What was the outcome of the four counts of perjury and one count of obstruction of justice against Barry Bonds?
Barry Bonds was convicted on April 13, 2011, on the obstruction of justice charge, for giving an evasive answer to a question under oath. The conviction was overturned in 2015.
How did the the BALCO scandal affect Barry Bonds' image?
Without Barry Bonds, the Giants may not have had the resources to build three championship teams. Bonds can do no wrong in the eyes of some Giants fans.
Is there any more information about the BALCO scandal and Barry Bonds?
Barry Bonds said he used a clear substance and a cream received from his personal strength trainer who told him they were flaxseed oil and a rubbing balm for arthritis.

Question: Who was the trainer?
Self-contained rewrite: Who was Barry Bonds' trainer?