Russian Ministry of Defence announced on 11 January that four S-400 Triumf missile systems entered Russia’s Aerospace Forces service in 2017. The new missile systems were deployed in the Moscow Region. The ministry revealed that four more systems will put in combat duty within this year. S-400 Triumf is an advanced anti-aircraft weapon system developed by Russia's Almaz Central Design Bureau.Â
211216-N-QI061-1222 NAVAL STATION MAYPORT, Fla. (December 16, 2021) An MQ-4C Triton Unmanned Aircraft System (UAS), assigned to Unmanned Patrol Squadron 19 (VUP-19), sits on the flight line at Naval Station Mayport, Florida, Dec. 16, 2021. VUP-19, the Navy’s first Triton squadron, will continue to maintain and operate the aircraft off the East Coast to further develop the concept of operations and refine tactics, techniques, and procedures. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nathan T. Beard/ Released)