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Vital Signs Gabriele Grunewald rare cancer A_00030914
Vital Signs Gabriele Grunewald rare cancer A_00030914

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    A professional runner pushed to be her best

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A professional runner pushed to be her best

Gabriele Grunewald is lending her inspiring voice to the rare cancer community, but it isn't always easy. She shares her story with CNN's Dr. Sanjay Gupta.

A professional runner pushed to be her best

Gabriele Grunewald is lending her inspiring voice to the rare cancer community, but it isn't always easy. She shares her story with CNN's Dr. Sanjay Gupta.