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Michael, a firefighter and carpenter, and Holly, a kindergarten teacher from Knoxville, Tennessee look to take aim at The Wall.
Deidra, a mid-wife and healthcare specialist, and her husband, Damon, a high-school principal devote their lives to helping others. The new Superdrop brings big surprises for the Detroit duo.
Brother and sister, Neangela and Marcus take on The Wall. Neangela is an attorney who mentors young girls, and Marcus, an operations manager; the two hail from Oak Park, Illinois.