Checking in with USG before publishing leaks is actually fairly standard procedure in order to avoid operatives on foreign soil being endangered. Wikileaks did

Checking in with USG before publishing leaks is actually fairly standard procedure in order to avoid operatives on foreign soil being endangered. Wikileaks did so at everyone of the major releases they did in conjunction with NYT, WSJ, spiegel and Le monde - it's also the reason they stopped collaborating with some of those journals when they found out some of their journalists hadn't followed procedures. And it's also the reason why claims from USG that WL was endangering people's lives abroad were always bogus. About NYT withholding documents: well, that's just another nail in the coffin of the paper's credibility, along with yet another betrayal of the trust they got from WL...