Blogger broke a cardinal rule of journalism by revealing source to FBI. Here's why.

"It's pretty much an inviolable rule of journalism: Protect your sources.

Reporters have gone to jail to keep that covenant.

But Marcy Wheeler, who writes a well-regarded national security blog, not only revealed a source - she did so to the FBI, eventually becoming a witness in special counsel Robert Mueller's investigation of President Donald Trump's possible connections to Russia."

https:// www.ctpost.com/opinion/article/Blogger-broke-a-cardinal-rule-of-journalism-by-13058228.php