Russian air defense units intercepted en route to Moscow overnight on May 25, according to Moscow Mayor Sergey Sobyanin. Sobyanin's claims came as Russia launched a large-scale aerial attack against Kyiv and other Ukrainian cities for the second night in a row.

Ukraine’s capital has came under a large-scale combined drone and missile attack, with explosions and machine gun fire heard throughout the city

The assault came amid a prisoner exchange between Moscow and Kyiv. Russia and Ukraine on Saturday completed a significant prisoner exchange of hundreds of soldiers and civilians after Friday's first stage of the deal was reached following talks last week in Istanbul.