Salt is literally poured on his wounds . State Department official says member of Abu Dhabi royal family reportedly killed . Investigation continuing after videotape shows sheikh and grain merchant . Videotape emerged last month in federal civil lawsuit filed in the United States . U.S. senior officials say Iran is setting up a possible nuclear deal with the UAE .
State Department official says member of Abu Dhabi royal family reportedly killed . Investigation continuing after videotape shows sheikh and grain merchant . Videotape emerged last month in federal civil lawsuit filed in the United States . U.S. senior officials say Iran is setting up a possible nuclear deal with the UAE .