 
 <prompt> "Where radar dey important well well? Based on di last question, write small tori wey contain di answer. E fit be 1 - 20 sentences. Context:" <response>: Nevertheless, e be radar wey prove to be critical weapon for di night battles over Britain from dis point onward. Dowding don introduce di concept of airborne radar and encourage e usage. Eventually e go become successful. On 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 become di first pilot and crew wey intercept and destroy an enemy aircraft using onboard radar to guide dem to a 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. 