"TEHRAN, Iran – Iran acknowledged Saturday that some personnel at the country's nuclear facilities were lured by promises of money to pass secrets to the West but insisted increased security and worker privileges have put a stop to the spying.

The stunning admission by Vice President Ali Akbar Salehi provides the clearest government confirmation that Iran has been fighting espionage at its nuclear facilities.

In recent weeks, Iran has announced the arrest of several nuclear spies and battled a computer worm that it says is part of a covert Western plot to derail its nuclear program. And in July, a nuclear scientist who Iran says was kidnapped by U.S. agents returned home in mysterious circumstances, with the U.S. saying he was a willing defector who was offered $5 million by the CIA but then changed his mind. [....]"