Who knows ? Perhaps there is a change of heart blowing from Iran. In all probability the sanctions are having their effect on their regime, & they are trying to grasp at every ladder to come down from their pre stated views. Time will tell, but in the meantime one must be extremely wary,to see that this is not an Iranian hoax.
U.S. confirms ISIS computer expert killed in air strike (Reuters)
from the article: Iran's only Jewish lawmaker says he's going to UN with Rohani