The BBC understands the long-range missiles have been fired into Russian territory by Ukraine.
Ukraine's action on the battlefield speaks for itself,โ Defence Secretary John Healey told MPs.
Ukraine has fired British-supplied Storm Shadow missiles into Russia, a source has told Sky News.
Storm Shadow missiles: What is UK weapon used by Ukraine and how will be used in Russia.
Russia's foreign intelligence chief says attempts by NATO countries to help Ukraine will not go unpunished.
Ukraine launched British-French-made Storm Shadow missiles at targets inside Russia for the first time on Wednesday, according to a Russian military blog ...
The strike in Russia's Kursk Oblast comes two days after allied approval for raids on Russian soil.