Iranian Leader / Ali Khamenei / said that Tehran is waiting for practical steps from the parties to the nuclear agreement, and not just empty declarations and promises, as he put it. In a speech broadcast on Iranian television, Khamenei pledged to reciprocate any practical steps taken by the other parties .. In his speech, Khamenei accused Washington of breaking the promises it had made to Tehran .. For his part, Iranian Foreign Minister Mohammad Javad Zarif said that returning to the implementation of the nuclear deal can It is done all at once, or step by step, stressing that the agreement does not require new negotiations.