He says the Avangard weapon guarantees Russian security for decades to come.
Supersonic is slow compared with hypersonic.
Flying at many times the speed of sound, they’re are designed to evade missile shield systems to attack anywhere in the world.
Wednesday’s test-firing hasn’t been independently verified.
Presenter: Mohammed Jamjoom
Tarif Rauf – Nuclear arms control specialist
Pavel Felgenhauer – Russian defence analyst
Richard Weitz – director, Center for Political-Military Analysis, Hudson Institute