Is there any reason you think he may not be?
Well, I'm not sure how to phrase it differently.
It is not a question of why would they.
It is a question of why should they not.
There is nothing unlawful in this. on the face of it, it would seem an inconsistent position to take but that doesn't make it unlawful. The statement might very well be disallowed as hearsay confession but that is another issue.
Can I clarify anything for you?
All the best.