A Western diplomat confirmed that an agreement had been reached just before the formal announcement was expected.

According to diplomatic sources, the deal includes a compromise between Washington and Tehran that would allowUN inspectors to press for visits to Iranian military sites as part of their monitoring duties.

But access at will to any site would not necessarily be granted and even if so, could be delayed, a condition that critics of the dealare sure to seize on as possibly giving Tehran time to cover any sign of non-compliance with its commitments.

Full article at jpost.com