Yesh Atid chairman accuses Netanyahu of the greatest foreign policy failure in Israeli history; MK Zehava Galon also calls for investigation into poor U.S.-Israel ties, says 'nuclear deal should be given a chance. Yesh Atid party chairman Yair Lapid announced on Saturday that he would call on the Knesset to form an investigative commission to look into the government's failure to thwart the nuclear deal between Iran and world powers.