Ukrainian forces struck multiple Russian airfields and military facilities overnight on June 6, hours before Russia launched one of its heaviest aerial assaults of the war, the General Staff of Ukraine's Armed Forces reported. Ukrainian strikes reportedly targeted Engels and Dyagilevo airfields — two key hubs for Russia's long-range bomber fleet, as well as logistics sites in Russia's Kursk Oblast. -snip- Engels-2 air base, located in Saratov Oblast, nearly 600 kilometers (370 miles) from Ukraine's front lines, hosts Russia's Tu-95, Tu-22M3, and Tu-160 bombers — aircraft regularly used in missile attacks on Ukrainian cities. Ukraine's General Staff said a strike...