(L) Nobel Laureate Professor Mohammed Yunus met with Indian cricketing icon Sachin Tendulkar during the opening ceremony of the 2016 Rio Olympics at the Maracana in Rio de Janeiro. 

(Top R)  United States tennis star Serena Williams posed along with three other female tennis players from the country.

(Bottom R) Meanwhile, Serbian tennis ace Novak Djokovic shared a photo of himself on Instagram, donning a  pair of wacky sunglasses at his hotel in Rio de Janeiro, along with some words for the fans.