Are you smarter than a 5th grader? Play along with host John Cena

04:30

Jenna Bush Hager and Savannah Guthrie welcome John Cena, who hosts Nickelodeon’s reboot of “Are You Smarter Than a 5th Grader?” He and a few brainy kids put the ladies’ trivia skills to the test with a mini version of the hit game show.