Irish, Ten weeks isn't that far off and when the time comes, spread your wings and soar!
I agree w/kml, you are the safest person for your son to vent to. That all will change in time, but most importantly, please remember, your son does love you.
Here's to the future!
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.