POKROVSK REGION, Ukraine (AP) — A dire shortage of infantry troops and supply routes coming under Russian drone attacks are conspiring against Ukrainian forces in Pokrovsk, where decisive battles in the nearly three-year war are playing out — and time is running short.

Russia blasted Ukraine with a massive bombardment, launching 42 missiles and 123 drones in a coordinated assault, marking the first large-scale attack since Jan. 15. Ukrainian air defense forces intercepted 56 drones,