It’s been a busy Throwback Thursday for the WTA stars, who’ve shared some of their first photos on Twitter as part of a new ad campaign from Nike.

Madison Keys, Roberta Vinci, Sara Errani, Caroline Garcia, and Annika Beck have already tweeted out baby pictures to show fans where their stories began. Check out the #tbts here:

My story began in Rock Island where I dreamed of playing on the big stage. Now I want to win it all @Nike #justdoit pic.twitter.com/PlaXuSIm1j

— Madison Keys (@Madison_Keys) July 21, 2016

My story began in Taranto, Italy, where I improved my game. And now, I play to improve my ranking. @Nike #JustDoIt pic.twitter.com/9sKSd2mfyB

— Roberta Vinci (@roberta_vinci) July 21, 2016

My story began in Bologna. Tennis is my path forward. It's made me the person I am. Better every day.@Nike #JustDoIt pic.twitter.com/GgZHJGm6jn

— Sara Errani (@SaraErrani) July 21, 2016

My story began in Lyon where I dreamed to travel around the world now my tennis passion allows it @Nike #justdoit pic.twitter.com/AoZZDL5cz0

— Caroline Garcia (@CaroGarcia) July 21, 2016

My story began in Bonn, where I dreamed of tennis grand slams. Now I put my heart and soul in it. @Nike #JustDoIt pic.twitter.com/qCf2BXzH6b

— Annika Beck (@BeckAnnika) July 21, 2016