The myths and reality of Russia’s famed S-400 air-defense missiles
A Russian S-400 air-defense system on display in Moscow, August 23, 2020. Sefa Karacan/Anadolu Agency via Getty Images Russia's S-400…
A Russian S-400 air-defense system on display in Moscow, August 23, 2020. Sefa Karacan/Anadolu Agency via Getty Images Russia's S-400…