It's all out there in the public filings. It's not a matter of taxes, the issue is they haven't made ANY charitable donations at all since 2014 despite publicly claiming they were. He may have not been aware of it for some time, but even after he said he discovered it he kept making public claims that his all the money was going to charities.

The money has just been sitting in an account paying administrative fees. The good news is most the money is still there and he has an opportunity to make it right.