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Mother-son duo Yvonne and Jakob representing Fort Carson, Colo., and Washington, D.C., respectively, take on the wall in hopes of winning big.

The Wall

Jakob and Yvonne

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Sisters Melissa and Liz from Chanute, Kan., join forces to test their knowledge and luck on the wall.

Melissa and Liz

Turquoise and her husband, Donald, represent Durham, N.C., and go head-to-head with the wall.

Turquoise and Donald

Married couple Jerimiah and Nikki from Lubbock, Texas, take on the wall, hoping to win big.

Jerimiah and Nikki

Sisters Karly and Megan from Las Vegas and Makawao, Hawaii, respectively, go up against the wall.

Karly and Megan

Mother-daughter duo Kavi and Radhika, representing Green Brook, N.J., take on the ups and downs of contending on the wall.

Kavi and Radhika

Capitol Police Officer David and his godbrother Chris, from Washington, D.C., face the wall and the pressure to leave triumphant.

David and Chris

Engaged couple Rachel and Chris from Loveland, Colo., take on the heat and contend for a chance to win big on the wall.

Rachel and Chris

Veteran Travis and his wife, Kelsey, from Manchester, Maine, face the wall and must decide whether to take a risk or play it safe.

Travis and Kelsey

Father and daughter John and Toni from Antioch, Calif., contend with the wall, hoping they have what it takes to win big.

John and Toni

Married couple Matt and Bria from Philadelphia go head-to-head with the wall.

Bria and Matt

Engaged couple Turner and Shelby representing Northglenn, Colo., participate in a face-off with the wall; a special guest makes an appearance.

Turner and Shelby

Teams of two everyday people battle trivia questions and a 40-foot wall for the chance to win millions of dollars. Part smarts, part luck and part guts, their victory is as unpredictable as the bounce of the ball.

S5 E6 | Travis and Kelsey