How much do Al Roker, Natalie Morales and Billy Bush know about Rio?
03:17How many athletes are expected to compete in this year’s Olympics? Mark Ellwood of Conde Nast Traveler joins TODAY on the beach in Rio to quiz Al Roker, Natalie Morales and Billy Bush on their knowledge of Rio de Janeiro and the Games. Natalie clearly knows plenty, but she keeps forgetting that she has to dance in a complete circle in order to make her guess! (Run time: 3:17)