Conversation so far:
What is BALCO with Jason Giambi?
Jason Giambi was named by FBI officers investigating the Bay Area Laboratory Co-operative
What was the scandal with Jason Giambi and the Bay Area Laboratory Co-operative?
Jason Giambi was investigated as being one of the baseball players believed to have received anabolic steroids from trainer Greg Anderson.

Question: What year what that?
Self-contained rewrite: What year was Jason Giambi investigated as being one of the baseball players believed to have received anabolic steroids from trainer Greg Anderson?