Glenn Sparkman on the key to throwing an effective changeup: "Throw it like a fastball. It being anywhere from 5-10 miles an hour slower than my fastball, it'll just dive off and have the effect it needs."
from FOX Sports Digital https://foxs.pt/2WWuwfQ
https://ift.tt/eA8V8J June 22, 2019 at 05:37AM https://foxs.pt/1DYpWUd
Saturday, June 22, 2019
Glenn Sparkman says improved confidence is ‘really working for me’
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