My absolute favorite running drill! Arms are crucial to speed development! http://t.co/Or5Pu3aPez
To learn more visit us at:
Scottsda...
— Marilyn Kaminski (@MarilynKaminski) September 3, 2014
My absolute favorite running drill! Arms are crucial to speed development! http://t.co/Or5Pu3aPez
To learn more visit us at:
Scottsda...
— Marilyn Kaminski (@MarilynKaminski) September 3, 2014
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