I certainly would share that news w/him. I don't think he's moving to your area. I think he's trying to soften you up to drop the settlement or put it on hold. He knows you well and knows how to push your buttons to get what he wants.
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.