What happens when the West's interceptors run out?

Russian ballistic missiles are hitting Ukrainian cities in ever-growing numbers. Ukraine is struggling to intercept them because of a global shortage of Western air-defence missiles, caused primarily by America's war with Iran. Subscribe to The Economist: https://www.economist.com/subscribe Download our app: https://www.economist.com/get-the-app Follow The Economist on Instagram: https://www.instagram.com/theeconomist/ Follow The Economist on Facebook: https://www.facebook.com/TheEconomist Follow The Economist on X: https://x.com/TheEconomist