Questions have arisen after Russian President Vladimir Putin said his country tested two nuclear-capable weapons this week.
Russia says the 9M730 Burevestnik "Storm Petrel" is "invincible" to current and future missile defences, with an almost ...
A top Moscow official says he believes the US, Ukraine and Russia are close to a "diplomatic solution" on the conflict.
Ukrainian President Volodymyr Zelenskyy said Russia launched more than 550 munitions into the country overnight in Moscow's latest deadly long-range barrage.