Bob Harper Gears Up For Season 15 Of The Biggest Loser

Bob Harper Gears Up For Season 15 Of The Biggest Loser

Trainer Bob Harper chats with Access about gearing up for Season 15 of “The Biggest Loser.” How will he challenge himself and the contestant this season? Also, how excited is he for Olympic weightlifter Holley Mangold and singer Ruben Studdard to join the show?