5. He has to stay up. No player suffocates his opponent's spirit like Djokovic. Wawrinka can't let Djokovic's interminable rallies or his inventive shot making or his primal cries of self-satisfaction kill his will to win. His coach, Magnus Norman, knows a thing or two about scoring big upsets, having turned Robin Soderling into a giant slayer. (See: French Open, 2010.) Norman is going to give Wawrinka a great game plan. Wawrinka just needs to believe in it, or, failing that, keep believing in himself.