In this edition of Long Run Archives, Finn Melanson is joined by Brett Hornig and Jeff Colt for a wide-ranging conversation about some of the biggest debates circulating in trail and ultrarunning right now. We begin with a viral moment from the sport: Charlie Lawrence being called out to run a backyard ultra. Could a 100K record holder actually threaten the backyard ultra world record, or is the discipline too specialized for that kind of crossover? The group discusses what determines succes...