by Duncan Larkin, Published Aug. 8, 2013, Updated Aug. 8, 2013 at 9:59 AM UTC
Despite how close runners are to the magic mark, it doesn't seem possible right now.
by Duncan Larkin, Published Aug. 1, 2013, Updated Aug. 2, 2013 at 8:25 AM UTC
The Cornell Graduate trains in Boulder under Brad Hudson.
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