Two former NBC The Biggest Losers have started their own weight loss business called Dropit4life home of the Biggest WINNER Challenges! Ashley Johnston and Koli Palu from season 9 are now helping others get healthy! In one years time they have helped people lose over 1 ton of weight by teaching them how to live a healthy lifestyle! They are looking to expand their business and help people all over the world lose the weight and keep it off!