"Would have if I could."

He can't be sure how much of this is just him chasing ghosts, but if there's even the possibility of anyone using his people to get to him, then he's staying dead and doesn't regret his decision. It puts him in the unfortunate but perfect position to dig up the truth about what happened, and he owes it to all of them to clear Overwatch's name in the history books.

"Too dangerous."