There is considerable misinformation circulating in Turkish media concerning U.S. and Coalition operations against ISIL in Syria. For those interested in the truths, here are the truths:
The United States government has not provided weapons or explosives to the YPG or the PKK – period.
Washington Post - December 28 2016
At the heart of the issue is the U.S. military's policy of sending arms to the area controlled by the main Syrian Kurdish militia, the People's Protection Units, widely known as the YPG.
The decision has paid off so far. The YPG — which constitutes the Kurdish component of the SDF — has proved to be the United States' most effective military ally in Syria, and it has retaken vast swaths of territory.