Tomashevich Pegas
The Tomashevich Pegas was a World War II Soviet ground attack prototype aircraft built before the Battle of Kursk (1943), designed to destroy tanks and German vehicles. == Development and design == Dmitri Lyudvigovich Tomashevich was the chief designer on the Polikarpov I-180 fighter before the crash of the prototype, killing test pilot Valery Chkalov, led to Tomashevich being arrested and sent to a NKVD-run Special Prison in January 1939, where he assisted Andrei Tupolev in the design of the Tupolev Tu-2.