NAU's Colin Sahlman After Running 3:53.17 Mile At BU Terrier, Beats Craig Engels
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13:29
Grant Fisher Reacts To Breaking The Indoor 5K World Record In 12:44.09 At BU
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4:43
NAU's Colin Sahlman Shows Off Speed With Crazy 3:53.17 Mile Win At BU John Thomas Terrier Classic
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16:48
Is This the Hardest Sport on the Planet?
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3:21
High school sensation Colin Sahlman talks after running 3:56.24 in Bowerman Mile
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13:14
The Perfect Stride Length: How to Calculate and Improve Acceleration
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7:52
I TOOK ON THE PARK RUN BULLY!
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10:46
Why I Choose a 9 Day Training Cycle
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19:04