Russian drones struck critical infrastructure in Ukraine's western Ternopil and Rivne regions overnight, the Ukrainian air force said on Tuesday. The attack left part of the city of Ternopil without electricity,

Once a cheap answer to Russia’s artillery dominance, Ukrainian small and inexpensive first-person view (FPV) drones are now a force in their own right. They are used on a huge scale, with Ukraine projected to produce 2m this year.