Three Russian servicemen were killed after a Ukrainian drone was shot down by air defenses as it approached a military airfield in Saratov Oblast, Russia. Retired Lt. General Mark Hertling explains what this means for the war.

(SOURCE) https://www.cnn.com/videos/world/2022/12/27/russia-air-base-drone-shot-down-mark-hertling-sot-ac360-vpx.cnn