
Ukraine war latest: Russia reportedly captures Vovche in Donetsk Oblast advancing toward Pokrovsk
Key developments on July 27, 28: * Russia reportedly captures Vovche, Ukrainian military doesn't confirm * Ukraine attacks 3 Russian airfields, bomber damaged, source says * Ukraine's military confirms strike on oil refinery in Russia's Kursk region * Rebels in Mali claim to have killed and injured dozens of Russian mercenaries * Fire engulfs Donetsk