Probably if his arm is tired he is dependent upon the curve a lot more. Or any hook. Would seem dead arm would demonstrate up nor prominently on speedy ball velocity, not nearly anything hooking. Gurus Chatting with DailyMail.com said the indications had been 'non-particular' they usually wanted additional information. https://www.dailypioneer.com/2017/columnists/modis-march-to-n-e-continues.html