‘16 by 16’ challenge participants check in for Week 6

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Three viewers have taken on TODAY’s “16 by 16” challenge to get trim and healthy by the beginning of 2016. In week 6 of the challenge, Mary Jean Murphy, Ken Valvo and Rochelle Wilson are joined by their families for the revelation that they have lost a combined total of 37.5 pounds so far. Fitness correspondent Jenna Wolfe demonstrates a unique workout you can do with kids with the help of a deck of cards, and nutritionist Joy Bauer shares two “sneaky suppers” that taste good even though they have nutritious foods hidden inside.