United States

www.washingtonpost.com Putin ally said to be in touch with Kremlin, Assad before his mercenaries attacked U.S. troops

The operation early this month marked the biggest direct challenge to the U.S. military in eastern Syria since U.S. Special Operations forces began deploying there in 2015.

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www.cnn.com WaPo: Key Russian oligarch in touch with Russia, Assad before mercenaries attacked US troopswww.cnn.com