Harriette Thompson, 92, completes San Diego marathon

Cancer survivor becomes oldest woman to finish a marathon

The Associated Press Posted: May 31, 2015 5:52 PM ET Last Updated: May 31, 2015 5:58 PM ET

Harriette Thompson of Charlotte, N.C. became the oldest woman to complete a marathon when the 92-year-old cancer survivor crossed the finish line in San Diego Sunday. (Paul Nestor/The Associated Press)

A 92-year-old cancer survivor rocked her way into the record books Sunday, becoming the oldest woman to finish a marathon.

Harriette Thompson of Charlotte, North Carolina, completed Sunday's Rock `n' Roll Marathon in San Diego in 7 hours, 24 minutes and 36 seconds. She was mobbed by well-wishers as she crossed the finish line.