Happy #NationalSunglassesDay! Send some 😎 if you’re rocking shades today! 📸: @venuswilliams, @serenawilliams, @sloanestephens, @johnrisner, @samquerrey, @steviej345 _ #usta #ustennis #venuswilliams #serenawilliams #sloanestephens #johnisner #samquerrey #stevejohnson #atp #wta #tennis #instatennis