Dnipro bears the brunt of Moscow's first retaliatory strike after Ukraine fires U.S.-made missiles into Russia, and Ukraine claims Moscow may have used an ICBM.

Russia notified U.S. officials about the imminent attack, using nuclear risk reduction communication channels.

What is an intercontinental ballistic missile and how many does Russia have? - While Russia has not used an ICBM on Ukraine yet, but Kyiv initially thought a new missile was the long-range weapon