The Air Force of the Armed Forces of Ukraine lost a Su-27 fighter jet today, April 28, while repelling a drone attack. A special commission has been set up to investigate the cause of the incident, according to the Air Force.

A Su-27 fighter jet belonging to Ukraine’s Air Force was lost during a complex combat mission involving aviation support for troops and the repelling of an air attack by Russian strike UAVs on the morning of 28 April.

The Ukrainian Air Force reported the loss of a Su-27 fighter jet early this morning during a combat mission over contested territory, as Ukrainian forces continue to battle an unrelenting barrage of Russian kamikaze drones and cruise missiles.