Ukraine’s domestic security service said on Monday that it destroyed one Russian jet fighter and damaged four other military aircraft during an overnight drone strike on Russian-occupied Crimea.

Axar.az informs, citing Ukrainian media, as a result of the Ukrainian strike, a Su-30SM fighter jet was completely destroyed, while another was severely damaged. Additionally, three Su-24 frontline bombers were hit. The strike also targeted an ammunition depot located on the base, the SBU’s press service reported on Monday, Aug. 4.

The “Saky” airfield is one of the main Russian air bases in temporarily occupied Crimea and plays a key role in supporting Russia’s combat operations in the Black Sea.

“As a result of the special operation by CSO ‘A’ of the SBU, an aviation ammunition depot on the airfield was also hit,” the SBU stated.