Not sure why you're being downvoted. Here's a corroborating source written in 2013 for the Congressional Research Service

> leaks of classified information to the press have relatively infrequently been punished as crimes, and we are aware of no case in which a publisher of information obtained through unauthorized disclosure by a government employee has been prosecuted for publishing it.

https://www.fas.org/sgp/crs/secrecy/R41404.pdf