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Brian Hook, director of policy planning in U.S. State Department, attends a press briefing in Washington D.C., the United States, Aug. 16, 2018. U.S. State Department on Thursday announced the creation of the Iran Action Group (IAG) to execute the administration's Iran strategy and pressure the country to change its behaviors. Brian Hook will lead the group with the formal title of Special Representative for Iran. (Xinhua/Liu Jie)
