The new nuclear arms race: Faster weapons, fewer guidelines

The final nuclear arms treaty between the U.S. and Russia expired in February. And each Russia and China are testing weapons techniques designed to evade US nuclear protection.

CNN’s Krishna Andavolu explains how a brand new nuclear arms race is growing.

0:00 The new menace of ‘fractional orbital bombardment’
2:35 Russia’s nuclear-powered doomsday gadgets
3:57 What occurred to our nuclear weapon treaties?
5:41 China’s tactical nuclear weapons

Watch extra information explainers on the CNN app: https://cnn.it/4qA8ez3

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