2015 Barclays ATP World Tour Finals - Stan hits amazing backhand winner v Murray

Stan Wawrinka produced one of his trademark backhand passes against Andy Murray during their round robin showdown in London. Watch: TennisTV is the OFFICIAL live streaming service of over 2,500 ATP World Tour and WTA matches a year. Live streaming on PC, Mac, mobile, tablet or apps on iPad, iPhone and Android. For more info on TennisTV and to subscribe visit: