Say hello to #NetGeneration ambassador Yonas, who will be one of our Kidcasters this year at the #USOpen! Leave some 👀 if you can’t wait to see him talking with your favorite #USTennis players! 📹: @yonas_k2010 _ #usta #netgennetset #kidstennis #youthtennis #tennis #nyc #nycevents #usopen50