invincible, and cannot be stopped by missile defense systems. cnn's michael holmes tells us what the missile can supposedly do and what the u.s. thinks about it. >> reporter: russia's defense ministry says it has successfully tested an advanced hypersonic missile. it's one of the invincible strategic nuclear-powered missiles with unlimited range that russian president vladimir putin revealed during his annual address to parliament, claim thanksgiving will render nato defenses completely useless. in a statement, the defense ministry said, quote, a mig 31 conducted a combat training launch of the hypersonic missile in the designated area. according to the ministry, the missile designed to eliminate ground and sea targets hit the designated target and confirmed the operational performance of the missile system.