The US national security adviser met a senior Turkish official on Tuesday to hammer out plans on the withdrawal of American forces from war-torn Syria.

John Bolton is in Ankara along with senior US military staff to hold talks with Turkish Presidential Spokesman Ibrahim Kalin and other officials on the planned troop withdrawal. A scheduled joint press conference for later on Monday was abruptly cancelled.

Bolton and Kalin had a productive discussion regarding the United States's decision to withdraw from Syria, a spokesman for the US National Security Council said.

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