"Works just like email" is always easy way to explain. Everyone who uses email understands that they can send a message to a @gmail.com account from a @yahoo.com account or any other server.
Everything I could find online says he did not want an interview and that it's not confirmed if the person who raised him was the same who kidnapped him. It only mentions that the adults in his life did not answer any questions he had about it. We likely won't know unless he decides to do an interview or the FBI's investigation turns up something.
Me going to another city because a train hit me and the ambulance that arrived was contracted by a hospital in another city.
Fixed it!