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He started chasing sub-5. Now Brian Burns wants sub-4.
MileSplit
•
7 days ago
1,734 views
93 likes
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milesplit
track
running
cross country
xc
track and field
nike indoor nationals
brooks
brooks pr
new balance indoor nationals
nbin
nin
armory track
high school track and field
indoor track
indoor mile
mile
sub 4 mile