Trump aide's insight into his first 100 days
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![Trump aide's insight into his first 100 days](http://e3.365dm.com/17/04/70x70/7f1bbec4f40d7a4cf1ecdb304bb78e8cdca76fa23d52b590027cb1f6b97ed0a3_3939971.jpg?20170427193020)
Donald Trump chose to order missile strikes on Syria after being presented with diplomatic and economic ways to retaliate for a deadly chemical weapons attack, his deputy national security adviser has told Sky News.