We are guaranteed to have a #NittoATPFinals champion ranked outside the Top 5 for the first time since 2009. Tell us if you think @grigordimitrov or @david__goffin will prevail to pick up the biggest 🏆 of their career on Sunday? #usopen #grigordimitrov #davidgoffin #atp #tennis #protennis #instatennis #instasports