In a two-page ruling, Ito found that Whitehurst has "no direct or specific knowledge" concerning the testing done by fellow agent Roger Martz in the case.

CNN: FBI agent can't testify for Simpson

Instead, their priority was getting veteran writers who could bring specific expertise to their story, about a CIA agent struggling to convince incredulous colleagues that a U.S. war hero is in fact a terrorist in waiting.

WSJ: Homeland: The Making of TV's Hottest Show

Under some circumstances, the disclosure of an undercover agent's identity can be a federal crime, though that specific offense was never alleged in this case.

NPR: Reporter Miller Returns to Stand at Libby Trial

An agent would be given permission to speak to other clubs and given a specific fee the sellers have in mind for the player.

BBC: Transfer deadline day

On May 2nd the News of the World, a British Sunday tabloid, published an account of a sting operation in which John Higgins, the world's top-ranked snooker player, and his agent Patrick Mooney, appeared to agree to accept bribes in return for losing specific frames in future contests.

ECONOMIST: Corruption in sport