Video: Yvonne Van Vlerken Looking For Third Roth Title

To win Challenge Roth, Yvonne Van Vlerken says she'll need "to run the best marathon of my life."

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Yvonne Van Vlerken, who won Challenge Roth in 2007 and 2008 (the latter was when she set a new world record in 8:45:48), will look to out-race her competitors at Sunday’s race. To win Roth, Van Vlerken says she’ll need “to run the best marathon of my life.”

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