Derek Mitchell hopes to lose 250 lbs. by the end of 2015 He may have finished his first 5K of 2015 in last place, but Derek Mitchell gets a blue ribbon for spirit. The 577-lb. Missouri resident ...

Derek Mitchell has tried to compete in 5K races before. He is a 41-stone (that amounts to 245kg) man who has chosen to defy critics and take to the course one more. Last year, he tried to compete ...

Stuffed inside a shoebox in Derek Mitchell’s bedroom in Kansas City, Missouri, are finisher’s medals and bibs from the 20 5Ks, two 10Ks, and half of a Tough Mudder he’s collected since March.