Russia accuses Kyiv of attack on air bases Ukraine’s ability to launch drone strikes deep into Russian territory signals Kyiv’s willingness to raise the stakes in the war Dec 5 attacks BELARUS Kiev UKRAINE Russian control Moscow Dyagilevo military base: Three servicemen killed, two aircraft damaged Ryazan Engels airfield: Base houses long-range, nuclear-capable bombers, including Tupolev-160 and Tupolev-95 Saratov RUSSIA KAZAKHSTAN 100km 60 miles TU-141 STRIZH 14.3m Power plant: Turbojet KR-17A Wing span: 3.9m Weight 5,370kg Max. speed: 1,110km/h Range: 1,000km Ceiling: 6,000m Min. flight altitude: 50m Drone attacks launched from Ukrainian territory with help of special forces close to base Engels airfield hit by Soviet-era Tu-141 Strizh that last saw front-line use in 1980s. Ukraine says base used as staging ground for Russian missile attacks on infrastructure Sources: Reuters, New York Times, Global Security © GRAPHIC NEWS