A senior Iranian official indicated on Tuesday that progress was being achieved in expert-level talks between Tehran and six world powers over the implementation of a landmark nuclear deal. But Iranian Ambassador Reza Najafi added that the meeting, which began on Monday at the Vienna headquarters of the International Atomic Energy Agency (IAEA), the U.N. nuclear watchdog, would continue for a third day on Wednesday. The goal is to work out nitty gritty details of implementing the November 24 interim accord under which Iran will curb its disputed nuclear program in return for some easing of sanctions that have battered its oil-dependent economy. Asked whether good progress was being made, Najafi told reporters: “Yes. We are going to continue tomorrow.” Najafi is Iran’s ambassador to the IAEA, which will have a key role in verifying that Iran fulfils its side of the agreement. Officials from Iran, […]