"If it demonstrates the kind of good faith that can cause reciprocal good faith from the Iranian side, then it is potentially a good step forward," Thomas Countryman, who served as US assistant secretary of state for international security and nonproliferation from 2011 to 2017, told CNN.
Iran, on its end, continues to instead demand sanction relief in order to comply with a new agreement, according to the report.A senior US State Department official said on Thursday that there could be an agreement within weeks for both to resume compliance with the 2015 Iran nuclear deal if Iranian authorities decide to do so.