I love how this champ was using opposing force with his body, in reaching up with his left tossing hand and loading down with his right hip, to create a great sense of extension and power on his serves today!😃💪🏾💯🏆🎾 #iteachadultstoo #buildingchampions #sweetserves #terrifictoss #beautiful #body #mechanics #fullyfocused #control #striveforgreatness #athlete #boy #thefutureislookingbright #tennis #love #instagood #gopro #beverlyhills #losangeles #california #nike #justdoit #nikecourt #lululemon #purestrike #babolat #TennisRunsInOurBlood #PlayToBeWild #wkweseesbeyond