Perhaps if his arm is drained he depends on the curve a lot more. Or any hook. Looks lifeless arm would clearly show up nor prominently on fast ball velocity, not anything at all hooking. Apollinaire Yumba, the provincial health minister, advised the AP that officers are advising the public https://www.dailypioneer.com/2016/state-editions/taekwondo-team-from-dehradun-takes-part-in-black-belt-test-in-ranikhet.html