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WASHINGTON, Sept. 18 (Xinhua) -- U.S. President Donald Trump announced on Wednesday that he will name Robert O'Brien, a senior hostage affairs official at the State Department, as his next national security advisor.
WASHINGTON, Sept. 18 (Xinhua) -- U.S. President Donald Trump announced on Wednesday that he will name Robert O'Brien, a senior hostage affairs official at the State Department, as his next national security advisor.