@usta #NetGeneration ambassadors @bellaserves and @super_amadeo were part of @serenawilliams #USOpen semifinals press conference. Find out which animal is #Serena’s favorite and what greatest of all time, #GOAT 🐐 , means to her. __ #tennis #usta #serenawilliams #usta #kidstuff #nyc #tenniskids #instafun #instatennis