by Competitor.com, Published Oct. 20, 2014, Updated Oct. 20, 2014 at 12:16 PM UTC
The amount of pollutants in the air was more than 16 times the recommended limit.
by Duncan Larkin, Published Nov. 26, 2012, Updated Nov. 26, 2012 at 11:26 AM UTC
Near-freezing temperatures slowed runners down.
by Mario Fraioli, Published Oct. 22, 2010
Kenyan ran his personal best at last year's race.
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