Is It 75% of the Men's Tennis Players Play Doubles?

Caty McNally is on the fast-track. Only 21 years-old, Caty has already won six WTA doubles titles, reached the finals of the US Open twice, and been ranked as high as 11th in the world in doubles tennis. Just last month, she won her first WTA singles title and cracked into the top 100 singles players for the first time. In this fun conversation, she discusses the hard work that’s powered her meteoric rise, the importance of family, and what it's like to go toe-to-toe with Serena Williams.