The US has severely depleted key munitions in the Iran war - and it’s already having global consequences. From delayed deliveries to allies such as Japan, South Korea and Ukraine, to a knockon impact on any future wars - such as a potential conflict with China over Taiwan - new analysis of America’s strategic stockpiles do not make for comfortable reading. Venetia Rainey talks to Mark Cancian and Chris Park from the Center for Strategic and International Studies (CSIS) about what’s running low,