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MIAMI (CBSMiami/AP) — The cold front traveling through South Florida had an effect on a few more people than usual on Sunday.

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More than 20,000 runners took to the streets of Miami early Sunday for the Miami Marathon.

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The 46-degree temperature at start time was the coldest in race history.

Race organizers told CBS4 news partner The Miami Herald that more than 3,000 runners who had registered to participate in the popular marathon and half marathon missed the event because of travel issues related to the massive winter storm that hit the East Coast on Saturday.

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