Djokovic v Etcheverry, Shelton v Mannarino
Novak Djokovic and Ben Shelton are one round away from a highly-anticipated showdown at the Australian Open. They first have to get past fellow seeds Tomas Martin Etcheverry and Adrian Mannarino, respectively, on Friday.(1) Novak Djokovic vs. (30) Tomas Martin EtcheverryNothing has been easy for Djokovic so far at the Australian Open. The top-ranked Serb…