Moscow claims Ukraine has fired multiple US long-range missiles in two separate attacks - and says it is "preparing a response". On the ground in Ukraine, meanwhile, Putin's forces are advancing at the fastest rate since the early months of the war,

The war between Russia and Ukraine is intensifying with new attacks and new concerns over the weapons being used by both sides. Vladimir Putin says Russia’s use of a nuclear-capable weapon is a response to Ukraine firing American weapons deeper into Russia for the first time.