The Ukrainian Armed Forces have shot down a Russian SU-25 aircraft, and Ukraine will receive prototypes of artillery shells from the German defense concern Rheinmetall. Read more about what happened over the weekend on RBC-Ukraine. Russia’s war against Ukraine: Latest News for May 4 Russians strike Dnipropetrovsk region: Lyceum damaged, casualties reportedRussia’s losses in Ukraine as of May 4: Over 1200 troopsExplosion occurs in Belgorod during strikes on KharkivBorder guards demonstrate destruction of Russian positions near Bakhmut and KupianskNews for May 5 Armed Forces spoke about tactics …