With a deadline for an agreement to curb Iran’s nuclear program just a day away, American officials finally acknowledged Sunday that the two sides would not reach a deal by Monday’s deadline but would probably extend the talks a second time to explore a series of possible solutions. It was unclear how long the talks would be prolonged or what additional sanctions relief Iran might receive as negotiators wrestled with differences such as how much nuclear fuel Iran could produce, how long the accord would last and how intrusive inspections would be, among other issues. Secretary of State John Kerry raised the idea of extending the talks in a meeting Sunday night with Mohammad Javad Zarif, Iran’s foreign minister. It was not clear whether a document detailing new points of convergence would be issued Monday in return for an extension in the talks. “Our focus remains on taking steps forward toward an […]