Inside Joke

President George W. Bush, who has barely acknowledged the CIA leak investigation in public, left no doubt that he has mastered journalistic rules for anonymous sources.

In a briefing with Latin American journalists on Tuesday before his trip to Argentina, Brazil and Panama this week, Bush was asked a question about Argentina and the International Monetary Fund by a reporter quoting sources. "Please don't tell me that the government leaks secrets about conversations to the ..." Bush said. "Well I have my sources," the journalist replied. "You do? Well I'm not going to ask you who they are of course," Bush said, adding with a chuckle, "Inside joke."