SportsNovak Djokovic edges Stanislas Wawrinka to reach Australian Open quartersAFPJanuary 20, 2013January 20, 2013 by AFPJanuary 20, 2013January 20, 2013 Melbourne: Novak Djokovic lived on in the fight to defend his Australian Open crown with an extraordinary five-hour, five-set win over Swiss Stanislas Wawrinka to...
