The Biggest Loser

Season 9, Episode 18

Episode Title: Season 9, Episode 18

Air Date: 2010-05-18

Overview:

The players train for a marathon at home and must work to stay on track while away from the ranch. During the race, the contestants receive support from former players and family members. Later, Bob and Jillian hold last-chance workouts before the weigh-in, which determines who's moving on to the final round.