From this morning’s Telegraph…

An MI5 agent has resigned after it emerged his prostitute wife engineered the tabloid sting that exposed Max Mosley, the head of motor racing, as having taken part in a sado-masochistic orgy.

An MI5 agent has resigned after his prostitute wife engineered the tabloid sting that exposed Max Mosley, the head of motor racing, for taking part in a sado-masochistic orgy.

The disclosure is deeply embarrassing for Britain’s security service and has forced a review of vetting.

The man was a surveillance operative with several years of service. His wife, 38, is believed to have approached the News of the World when she realised that Mr Mosley – a regular client – had booked five prostitutes for a sex session costing £2,500…

There’s a novel in here, somewhere.