Amy Palmiero-Winters sets Guinness World Record with 100-mile treadmill run in under 22 hours | CBS Sports Headlines Amy Palmiero-Winters sets Guinness World Record with 100-mile treadmill run in under 22 hours Palmiero-Winters, whose left leg was amputated in 1994 after a motorcycle crash, finished in 21 hours, 43 minutes … Continue reading Amy Palmiero-Winters sets Guinness World Record with 100-mile treadmill run in under 22 hours