Courtney Olsen Sets 50-Mile World Record of 5:31:56 at the 2024 Tunnel Hill 50 Mile By Meghan Hicks Comments Courtney Olsen set a new 50-mile world record in 5:31:56 (to be confirmed) at the 2024 Tunnel Hill 50 Mile in Illinois.
This Week In Running: November 12, 2018 By Justin Mock Comments This Week In Running’s trail and ultra recap for November 12, 2018.
