something has to be done. - in britain, briefly, the return of nazanin zaghari—ratcliffe after six years of imprisonment in iran took over the headlines from the war in ukraine, but how is that war affecting the on/off deal between iran, russia and several western countries dating back to 2015, which was intended to stop iran enriching uranium for nuclear weapons? can there be a return now to that agreement? i spoke to kasra naji of the bbc�*s persian service. the release of nazanin at the timing was interesting because it happened during a time when there is the nuclear negotiations have been suspended. we don't know when they're going to go back and and maybe the british government,