 Kharkov train station was attacked on 21 September and then the Kharkov-Kupyansk, and Kharkov-Belgorod until the 25 September.On 22 September KG 55 attacked the eastward road out of Kharkov just as the 558th and 596th Anti-tank Regiments.Such was the flow of Soviet reinforcement in the south, "Luftflotte" 4 diverted KG 55 specifically interdiction.