 
 <prompt> Wetin be one major reason wey make Air Force change their old fleet? Based on the question wey dey before, write small tori wey get the answer. E fit be 1 - 20 sentences. Context: <response>: Specific wahala include say Air Force no fit replace their old fleet, and dem dey reduce strength and readiness overall. USAF try make these adjustments by mainly cutting Air National Guard and Air Force Reserve aircraft fleets and their people wey dey work with am, but Congress change their mind and majority of the people wey go lose their job go come from the active forces. However, Congress allow $208 million to be moved from fleet modernization to make some of the grounded fleet fit resume operations. 