James Jeffrey signed a 2016 letter warning Trump would put national security at risk, but after serving under him, longtime diplomat says president's policies made the region safer

Veteran diplomat James Jeffrey tells Defense One that his team played 'shell games' to hide the number of American soldiers in Syria following Trump's order to withdraw

But, he says, Washington hasn't seen widespread evidence of ethnic cleansing; defense secretary says Turkey 'heading in wrong direction' after Trump announces lifting of sanctions