Serena Williams inspiring speech after winning the 2015 Sportsperson of the Year award

Serena Williams just accepted the 2015 Sportsperson of the Year award given by Sports Illustrated. 2015 has been an amazing year for her, winning 3 others Grand Slam. In her speech, she explains how she faced critics during all her career because of she is a black woman.

Even if people didn't believe in her, she now is one of the best tennis player of the history.

Watch the full speech: