We flew mission No. 10 today. We got up at 2:30 a.m. We bombed the jet assembly plant and airstrip at “Leipheim”. We hit the target visually. We really felt like we accomplished something. We completely demolished the area. We flew ship No. 860. 4x500 lb bombs and one smoke bomb. We led the 3rd squadron. We flew for eight hours and 35 minutes.