[eatbuckyballs]

It's likely he'll see the charges of "Aiding the Enemy", "Illegal disclosure of Classified Information", and "Unauthorized removal and retention of Classified information". That said, Treason isn't as hard to apply as people are making it out to be.

“If you think that one, Al Qaeda and similar groups are the enemy for purposes of treason; two, his actions assisted them in operations against the U.S.; and three, that was his intention,” Harrison said, “then the argument that it was treason is pretty good.” - John Harrison UVA LAW specializing in constitutional law and history.