 From 4 June it participated in the attacks on the tank factory at Gorki, the refineries and ball bearings at Saratov as well as Yaroslavl.The 4/5 June operation was carried out by 128 He 111s and Junkers Ju 88 from III./KG 1, KG 3, II and III./KG 4, KG 27, I./KG 100 and II.and III./KG 55 dropped 179 tons of bombs against the No.