"..that United States is considering letting Tehran run hundreds of centrifuges at a once-secret, fortified underground bunker in exchange for limits on centrifuge work and research and development at other sites. Allowing the Iranians to enrich at Fordow means they could kick out inspectors at any time and have a fully-functioning enrichment facility hardened against military intervention. Since sanctions will be unraveled by design at the beginning of a deal, that means the West would have literally zero options to stop a breakout. The administration’s early pushback is that the breakout time will still be a year, so they could in theory reimpose sanctions, but it takes more than a year for sanctions to take an economic toll. So: zero options to stop a breakout..."http://abcnews.go.com/Politics/wireS...-site-29925489
https://www.google.com/webhp?sourcei...talls+un+probe