Officers of an air defense regiment of the Russian Armed Forces during a combat alert duty at the control board of an S-400 Triumf missile system in Crimea. The South Military District's anti-aircraft missile regiment equipped with an S-400 Triumf surface-to-air missile system commenced its combat alert duty in Crimea.
|Categories:||Unrest, Conflicts & War|
|Feature:||S-400 regiment enters on duty in Crimea|
|Keywords:||air defense, air defense troops, control board, defense, horizontal, landscape, monitor, officer, operator|