The US has few ways to track the substantial supply of anti-tank, anti-aircraft and other weaponry it has sent across the border into Ukraine, sources tell CNN, a blind spot that's due in large part to the lack of US boots on the ground in the country -- and the easy portability of many of the smaller systems now pouring across the border.


원문출처 : https://www.cnn.com/2022/04/19/politics/us-weapons-ukraine-intelligence/index.html