From @johannakonta’s huge win over Serena to teenager @amandaanisimova turning heads with her baseline play, check out the best moments from Day 2 at the @mubadalasvc and tell us who you think will win the 🏆in San Jose! _ #usopenseries #usopen #mubadalatennis #wta #tennis #instatennis #johannakonta #amandaanisimova #heatherwatson #mihaelabuzarnescu