Pool in the sky? John Cena says no way, heights are my ‘kryptonite’

Al Roker is in Abu Dhabi, so pro wrestler John Cena sits in for him on TODAY’s Take with Tamron Hall and Natalie Morales and they look at plans for a glass-bottomed swimming pool 10 stories off the ground in London, and Cena confesses he isn’t comfortable with it – he’s deathly afraid of heights!Aug. 20, 2015