 
 <prompt> Wetin dem use radar take fight? Based on di previous question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: Nevertheless, e be radar wey prove say e dey critical for di night battles over Britain from dis point go so. Dowding don introduce di concept of airborne radar and e don encourage dem make dem use am. E go later become successful. For di night of 22/23 July 1940, Flying Officer Cyril Ashfield (pilot), Pilot Officer Geoffrey Morris (Observer) and Flight Sergeant Reginald Leyland (Air Intercept radar operator) of di Fighter Interception Unit na dem be di first pilot and crew wey intercept and destroy enemy aircraft using onboard radar to guide dem to visual interception, when their AI night fighter bring down a Do 17 off Sussex. On 19 November 1940 di famous RAF night fighter ace John Cunningham shoot down a Ju 88 bomber using airborne radar, just as Dowding don predict. 