Talks between Iran and six major powers inched forward this week, with diplomats describing hints of progress Thursday but still citing “important differences” on most key issues. Diplomats from the six powers on Thursday described four days of negotiations in the Austrian capital as intense, tough and serious. While there was no sign of any major breakthrough in the talks, some officials pointed to positive signs. Everyone is “working with serious purpose” to reach a deal by July 20, one Western diplomat said, adding that there was “more clarity in seeing how this could be done.” The discussions this week have been “a lot more real,” the person said. A second official from the six-power group—the U.S., the U.K., France, Germany, China and Russia—said there is “no doubt” both sides want to reach a deal. But the official said this week was “another really tough round.” “Unsurprisingly…there are still […]