<retracted>
Mods please delete
1. You said the correct thing. When bad things happen, it isn't why did these happen, but what good thinga can we make of them (not a simple "don't do that lesson").
2. Did you tell him you love him, support him, no matter what happens to either of you?
3. Sharing that picture was ... un-PC. Violates the boy's privacy.
4. Spend more time with him, while he is getting better.
5. Sorry it happened.