#TBT to Day 13 #2015 for an epic 🇮🇹 duel between @robertavinci1 & the winner @flaviapennetta82 (7-6, 6-2). What's your favorite #USOpen battle between fellow countrymen/women? #Penneta #Vinci _ #Throwback #Tennis #WomenWhoInspire #TennisPlayers #MadeInItaly