What Weapons Is the U.S. Sending Ukraine and Where Do They Come From?

Even before Russia invaded Ukraine, the U.S. had been sending military equipment to the country for its defense. So where do these weapons come from? And how do these shipments affect our own military readiness? William Hartung, senior research fellow at the Quincy Institute for Responsible Statecraft, joined NBCLX storyteller Clark Fouraker to explain.