FILE - In this July 27, 2016 file photo, Jamaican Olympic runner Usain Bolt, center, gestures while arriving at Rio de Janeiro International Airport in Rio de Janeiro, Brazil. Bolt made his first major appearance Monday, Aug. 8 in Rio de Janeiro leading up to the Olympics, talking about his desire to break 19 seconds in the 200 meters, then ending his engaging news conference by boogieing offstage, accompanied by more than a dozen near-naked Samba dancers. (AP Photo/Patrick Semansky, File)