Australian Open 2013: Standout Performances by Under-the-Radar Players

The 2013 Australian Open hasn't featured many surprises, but a handful of under-the-radar players have stood out through the opening rounds. While top seeds Novak Djokovic and Roger Federer have cruised through the early rounds of the tournament, No. 6 seed Juan Martin del Potro saw his run end early courtesy of 25-year-old Jeremy Chardy. The Frenchman, who's ranked No. 36 in the world, battled against Adrian Menendez-Maceiras of Spain in Round 1 before taking down Marcel Granollers in Round 2. ...