1. There’s a good chance they have information relevant to the spying. 2. To get leverage on the spy. 3. To send a message to other spies and spouses. Tho

1. There’s a good chance they have information relevant to the spying. 2. To get leverage on the spy. 3. To send a message to other spies and spouses. Those are three common-sense reasons I can think of. I’m sure there are a dozen others.