Russia and Ukraine again exchanged a series of major overnight drone strikes as the two sides maneuvered ahead of a possible resumption of ceasefire talks later this week.Renewed talks -- if they do happen -- would take place as both Kyiv and Moscow near new records for the scale and intensity of cross-border strikes,

Ukraine's air defense forces downed 200 Russian Shahed-type attack drones and 24 missiles of various types on the night of July 20-21. — Ukrinform.

Russia faced a penetrating barrage of drones from Ukraine over the weekend that caused all four of Moscow's major airports to close amid the intensifying war.