At this point, we have to presume almost everyone involved with Trump is a criminal.
It's looking more and more like the entire family is a crime family. Notice how his kids do all these things they aren't qualified for... because loyalty is the absolute top qualification, not education or experience.
Also, to add to that, I think Mueller will be going after Jr. any day now. Then the rest of the family (minus Barron and Tiffany)