 Complete the following phrase:  Sergey Korolyov assigned Rauschenbach to flight control automation for his winged rocket cruise missile project. Despite Korolyovs public statements on All attention to engines! В центре внимания - мотор!, he realized a wide range of unsolved rocketry problems, notably flight stability and automated controls. Autopilots on conventional planes could be trained and tuned by human pilots in flight; rocket designers had to find an alternative training technology. Rauschenbachs first assignments on Model 212C jet cruise missile were done in TsAGI wind tunnel. This was followed by manned rocket plane program, cut short when NKVD arrested Korolyov and Valentin Glushko in summer of 1938. Until 1941, Rauschenbach worked on jet combustion stability, a program that resulted in effective and stable Rocket artillery projectiles. After the 