Two pilots have been killed in a crash of Su-27 fighter  jet in Ukraine on Tuesday during Clear Sky 2018 international drills, Defence-Blog reported. 

“Today, at about 17:00 (local time), Su-27 fighter jet has crashed during the combat training flight in the area of Ulaniv (between the Berdychiv and Khmilnyk). Search and rescue activities are being carried out,” the Ukrainian General Staff said in a statement.

The investigation has been launched.