Barkley runners Courtney Dauwalter and Harvey Lewis drop out on loop two

Karel Sabbe and John Kelly are nearing three loops as five runners remain

Barkley Marathons update: it’s down to six

One runner remains on loop two, and he will be tapped out when he arrives back in camp

John Kelly drops out of Barkley Marathons: “I was no longer having fun”

John Kelly, who finished the course successfully in 2017, was considered one of the strongest contenders this year