On Sunday, organizers of the race confirmed that two runners died while competing in the marathon, reports CBS News.
A 21-year-old Asian male collapsed at the finish line, and a 40-year-old while male collapsed a quarter of a mile from the finish line. Both competitors were taken to Hahnemann University Hospital, and were pronounced dead of apparent heart attacks.
Melanie Johnson, Philadelphia Marathon Race Weekend Executive Director, said "We are deeply saddened and our thoughts are with their families and friends." The identities of the two men have not been released.
According to fire officials, at least 10 other runners were rushed to the hospital, but their current conditions are unknown.
Sunday was the 18th annual Philadelphia Marathon. While over 25,000 competed, 60,000 came to show support.
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