Barclays ATP World Tour Finals 2016 Singles Show Opener Nov 17, 2016 The drama. The intensity. Watch our 2016 Barclays ATP World Tour Finals singles show opener, shown on Centre Court at The O2 ahead of each clash. Tags: 2016 Andy Murray Barclays ATP World Tour Finals Dominic Thiem Gael Monfils Kei Nishikori Marin Cilic Milos Raonic Novak Djokovic Stan Wawrinka Share 0 Share on Facebook Tweet Tweet on Twitter +1 +1 on Google Plus