A major Russian drone and missile attack on civilian areas of Ukraine killed four people and injured at least 35, as Moscow steps up efforts to break through Ukrainian front-line defences.

A major Russian drone and missile attack on civilian areas of Ukraine killed four people and injured at least 35, officials said Tuesday, while Moscow’s army stepped up efforts to break through Ukrainian front-line defences in what could be the start of an anticipated spring ground offensive. Russia fired almost 400 long-range drones at Ukraine overnight, Ukraine’s air force said, in its biggest attack in weeks. The onslaught continued into Tuesday as dozens of drones targeted the capital Kyiv.....