Conversation so far:
Did Jason Giambi play for the Rockies during 2009-2012?
Jason Giambi agreed to a deal with the Rockies on August 23, 2009. to help their playoff push
Did Jason Giambi start with the Rockies?
Prior to the Rockies, Jason Giambi was signed with the Oakland Athletics for his second stint
How long did Jason Giambi play for the Sky Sox?
Jason Giambi played for the Sox from August 23, 2009 to September 1, 2009
Did Jason Giambi have any success during this time period?
On September 12 Jason Giambi hit a walk-off home run against the Arizona Diamondbacks, extending the winning streak for the Rockies to 10 games.
Did Jason Giambi retire from the Rockies in 2012?
Jason Giambi became a free agent after the 2012 season and was a finalist for the Rockies major league managerial opening
What position did Jason Giambi play for the Rockies?
Jason Giambi was the designated hitter for the Rockies
Did anything else important happen when Jason Giambi was with the Rockies besides becoming a free agent after the 2012 season and being a finalist for the Rockies major league managerial opening?
On May 19, 2011, against the Philadelphia Phillies, Jason Giambi hit three home runs in one game, the first such game for him of his career

Question: What happened with him while he was on the minor league?
Self-contained rewrite: What happened with Jason Giambi while he was on the Rockies minor league?