http://blogs.abcnews.com/theblotter/
"Question: There have been news reports this week that the FBI is using the Patriot Act to obtain phone records of journalists without their knowledge and without judicial oversight. And as a former journalist, are you at all concerned about this sort of intrusion on press freedom?
White House Press Secretary Tony Snow: I would be concerned if there was grounding to it. There have been reports, but once again -- what it has referred to, the NSF program, which is strictly concerned with foreign international counterterrorism. I'm sorry, the pieces just don't add up."
Edit.
"The officials confirmed that reporters' records often are "a logical investigative step" in cases involving the suspected leaks of classified information by government employees.
"We usually then delay notification to the reporters while we investigate," an official said."
(The link above is to an ABC News Blog -- I don't know how long the link will be viable)