US Open Exclusive: Tune-in to watch @rafaelnadal personally LIVE stream for the first time on his Facebook page inside the #USOpen locker room - following tonight's semifinal win in Arthur Ashe starting in 5 minutes! Facebook.com/usopentennis #nadal #rafanadal #atp #grandslam #worldnumber1 #instasport #newyorkcity #🇪🇸 #rafa