Jeff Browning, a renowned ultrarunner, experienced a heart attack during UTMB’s TDS race, according to his family. He received immediate medical care and was airlifted to a hospital. Browning remains under medical supervision.

The TDS race, spanning 150.5K with significant elevation, started in Courmayeur, Italy, and finished in Chamonix. Browning’s condition and current status remain undisclosed. His family expressed gratitude for the support. Read more culture coverage.

Browning’s career includes over 200 ultramarathon finishes and numerous wins. His recent performances include a 38th place at Western States and 15th at Cocodona 250. The UTMB race continues with the 174K event. Related: Jenny Simpson Retires After Cardiac Arrest During Track Event.

This original Runner World brief is based on reporting from Marathon Handbook. Visit the source for its complete reporting, context and any later corrections.