![Su-30 fighter Su-30 fighter](https://lithuaniatribune.com/wp-content/uploads/2019/04/7774564-678x381.jpg)
The Russian aircraft included military transport planes and an Il-22 bomber.
Some of the aircraft flew with their onboard transponders switched off.
The NATO air-policing mission is conducted from Lithuania and Estonia.
The Russian aircraft included military transport planes and an Il-22 bomber.
Some of the aircraft flew with their onboard transponders switched off.
The NATO air-policing mission is conducted from Lithuania and Estonia.