Joe,
Here is a link to the AAS website with two photo's of him and his son.
http://www.statesman.com/ap/mediahub....jsp?tId=23324
I don't know Greg very well except from him scolding me and sending me to the back of the line because I wasn't ready that moment for the cruise in Austin.
My wife Yancey and myself wish him God's speed, a safe deployment, and RETURN HOME SOON!!!!!