After 21 Runners Died, China's Ultramarathon Looks Inward - The New York Times
Biden Orders Intelligence Inquiry Into Origins of the Coronavirus - The New York Times
67-year-old eyes record 50th straight Boston Marathon finish - National
LA Marathon draws 25,000 to 39th race through the City of the
Chinese Ultramarathon Disaster
Ultramarathon and Long Distance Runner Fueled by Science, Obsession, and Pain
John Eales: Joining the 100 marathon club by Running Tales
Two Brothers, One Ultramarathon, And the Greatest Cheat in Running
UltraRunning Magazine January/February 2017 by UltraRunning
How 21 runners lost their lives in a Chinese ultramarathon - Los Angeles Times
21 Runners Die In Extreme Weather In China Cross-Country Race : NPR
ultramarathon – running writing
China's ultramarathon disaster: who were the 21 runners who died in a sudden storm on a mountainside?
Survivors and bereaved seek answers after 21 deaths in China ultramarathon, China