Biggest Loser US Season 13 Episode 4 Episode 4

The excuse of the week is "I Can't Afford A Gym Membership." Buddy leaves temporarily because his wife is giving birth, but he has to return for the weigh-in and his weight will count. The teams compete in a challenge to determine who will have access to the gym for the week. The challenge is an obstacle course with several series of doors labeled A and B.