 The D3As and B5Ns inflicted some damage to the port facilities, but a day's warning had allowed much of the shipping in the harbor to be evacuated.The British were attempting to find Nagumo's ships all morning and "Hiryū"s Zeros on CAP over the fleet helped to shoot down an RAF Catalina, shot down a Fairey Albacore torpedo bomber and drove off another from the carrier .Later that morning the British heavy cruisers and were spotted and "Hiryū" launched 18 D3As.