I would 100% agree you with you if not for the fact that they already investigating this exact possibility including subpoena the phone records and eventually closed the investigation without saying anything wrong happened. It's definitely suss and worthy of a proper investigation but when that happens and nothing comes of it what then?
IF it did happen we can only hope that she comes to her senses and reveals that information herself. But she's an adult now and that choice is entirely up to her. Nobody can force her. The government can't get involved and say no you aren't allowed to get married.
Believe me I have absolutely no love for the catholic church or really any religion in general. But I definitely do believe in civil liberties and despite how uncomfortable it can be at times this is how our system works.
Top row, far right, looks like something I submitted to an art contest as a kid