Russia concentrates on Donetsk hoping for a decisive breakthrough, as Ukraine claims Moscow has lost almost 835,000 men.

Advertisement According to Ukraine, the chips are used in "Topol-M," "Bulava" missile systems, anti-aircraft systems S-300 and S-400 as well as in combat aircraft. Video footage verified by the ...

Ellie Cook is a Newsweek security and defense reporter based in London, U.K. Her work focuses largely on the Russia-Ukraine war, the U.S. military, weapons systems and emerging technology.