Ukraine has changed how militaries use Patriot systems. But recent attacks prove that clever adaptations cannot overcome a shortage of interceptors.

Russia launched waves of missiles and drones at Kyiv early Monday, killing at least 12 people in an attack that exposed widening gaps in Ukraine's air defenses, authorities said.

Russia hammered Ukraine with missiles and drones early on Monday, killing at least 20 people and exposing Kyiv's critical

Crews are racing to find survivors under rubble Russia targets Kyiv in air strikes for the second time in a week.

US intelligence is helping Ukraine plan routes for long-range drones and bypass Russian air defences during strikes on oil refineries.

Ukraine is striking Russian energy infrastructure at an unprecedented rate, according to an FT data analysis showing that Kyiv’s intensified drone campaign is spurring Russia’s worst fuel crisis in decades.

The Russian leader denounced Ukraine’s “imaginary achievements” on the battlefield of late, calling its leaders “play actors.”