Inside the US Factory Making Ukraine’s Most Important Ammo

The US has sent Ukraine millions of 155mm rounds since the war started, including cluster bombs. But there's a global shortage of 155 shells, and some are afraid that the US is depleting its stockpile. We visited the Scranton Ammunition Plant to see how common shells are made.

0:00 Intro
0:52 Why 155s are so important in Ukraine
2:40 How 155mm shells are made
4:20 History of 155mm shells
4:53 Other expensive weapons NATO has sent Ukraine
5:51 How America is sending cluster bombs during shortage