afternoon, Mike Isikoff and Mark Hosenball have a piece that touches on the fact that the FBI still hasn't managed to interview Rocco Martino, the guy at the center of the

forged Niger uranium documents story. They put the question to the FBI and were told by a "U.S. law-enforcement official ... [that] the FBI is seeking to interview Martino, but has not yet received permission to do so from the Italian government

The White House is now saying that it's imperative to get to the bottom of who's behind the CBS Memo forgeries. And they're right. But the US government has never made any serious effort to find out who is behind the Niger uranium forgeries.

Why not?