Yeah, well, it's classified. No sense revealing who we didn't go to war with because of successful data gathering if that would cause the war we avoided.
If he'd just stuck to revealing domestic data collection activities he might've been OK. But he had to reveal sources and methods used against targets outside the US and its allies...
And if you think Russia wasn't using those same sources and methods, well, I have a bridge to sell you. Nice view of Brooklyn. I bet he has "depression" and will eventually "commit suicide".
50/50 chance his next of kin get a bill for the bullet.