Make it Count Tuesdays: How does @jokonta91 feel about playing the almighty Serena Williams in the AO quarterfinals tonight? "I've played quite a few GS champions and former world No.1s, so I've prepared myself as much as possible for a competitor like Serena." This match is going to shake the 🌎. #USOpen _ #Tennis #JohannaKonta #SerenaWilliams #WomenWhoInspire