1st contract for production and delivery of 12 fighters of the 5th generation su-57 signed, told reporters on the First day of the weekend Deputy defense Minister of Russia Alexei Krivoruchko. He said that the aircraft plant in Komsomolsk-on-Amur (Knaaz) without delay implement the state defense order (SDO), as well as among them to produce the su-57. "The company copes with the work,"