Caroline wozniacki in Maracana stadium

RIO DE JANIERO, Brazil 
Friday saw the curtain raised on the XXXI Olympiad with a colorful opening ceremony at the magnificent Maracana stadium.

Broadcast to an audience of over three billion, it celebrated Brazil's culture, history and nature, before former marathon runner Vanderlei de Lima lit the Olympic cauldron. The WTA was well represented on the night, with caroline wozniacki carrying in the flag for Denmark.