Junkers Ju 87 its pilot, Captain Mieczysław Medwecki, was killed. In air-to-air combat, Ju 87 formations were well protected by German fighter aircraft and losses were light against the tenacious, but short lived opposition. The Ju 87s reverted to ground attack missions for the campaign after the opening air attacks. Ju 87s were involved in the controversial but effective attacks at Wieluń. The lack of anti-aircraft artillery in the Polish Army magnified the impact of the Ju 87. At Piotrków Trybunalski I./StG 76 and I./StG 2 destroyed a Polish infantry division de-training there. Troop trains were also easy targets. StG 77 destroyed one
Junkers EF 128 in World War II only models had been built. It had swept wings which included wood in their construction. There was a projected variant of a two-seater all-weather/night fighter with a lengthened fuselage. Junkers EF 128 The Junkers EF 128 was a high-altitude jet fighter designed by Junkers for the Emergency Fighter Program Luftwaffe design competition during the Second World War. This fighter would be powered by a Heinkel HeS 011 turbojet and armed with four MK 108 cannons, reaching a speed of 1000 km/h at an altitude of 7000 m. The production in series was projected to start around