Italian Daniele Bracciali and his occasional doubles partner Potito Starace are being investigated for corruption after intercepted internet conversations claiming they sold matches were reported in the Italian media several weeks ago.
While Daniele Bracciali and Potito Starace have refused to comment on accusations against them, Italian media has access to a suspicious internet conversation which points at match-fixing.
Djokovic dropped his serve to fall behind 2-1 in the opening set but broke back immediately and took control from there against his 32-year-old opponent.
Top-ranked Novak Djokovic advanced to the second round of the French Open by beating Potito Starace of Italy 7-6 (3), 6-3, 6-1 on Monday.
French Open dangerman Juan Martin Del Potro shrugged off a knee injury scare as well as sweltering 30-degree heat to reach the French Open second round on Sunday.
Veteran Czech Radek Stepanek on Tuesday ended the Madrid Masters run of Australian Bernard Tomic in the first round, with the Queensland youngster exiting 6-2, 7-5.
Australians Bernard Tomic and Marinko Matosevic took similar paths to the quarterfinals of the BMW Open on Thursday.
Juan Martin del Potro celebrated the start of his pre-French Open campaign with a 6-1, 6-0 hammering of Portugal's Rui Machado to reach the quarter-finals of the Estoril Open on Thursday.
Australia's Bernard Tomic bowed out of the Barcelona Open in the second round on Wednesday after losing a marathon battle to Spanish clay specialist Albert Montanes 6-0, 5-7, 7-5.
Seventh-seeded Albert Montanes of Spain lost to Filippo Volandri of Italy in the first round of the Brazil Open on Monday.
Albert Montanes of Spain and Carlos Berlocq of Argentina, the only seeded players in action on Tuesday in the Vina Del Mar VTR Open, reached the second-round with few problems.
Roger Federer made a winning return from a six-week break, beating Potito Starace of Italy 7-6 (3), 6-4 in the first round of his hometown Swiss Indoors event on Monday.
Dutchman Robin Haase won his first ever ATP title on Saturday as he beat experienced Spaniard Albert Montanes 6-4, 4-6, 6-1 in the clay court final.
Top-seeded Robin Soderling eased into the Swedish Open semifinals on Friday with a 6-3, 6-4 win over eighth-seeded Potito Starace of Italy.
Potito Starace of Italy advanced to the second round of the Swedish Open by beating Julian Reister of Germany 7-6 (6), 6-3 on Tuesday.
Roger Federer eased into the French Open last eight Sunday to be joined by hobbling Italian Fabio Fognini who saved five match points against Albert Montanes to seal a first Grand Slam quarter-final place.
Albert Montanes and Potito Starace won in straight sets on Thursday to reach the quarterfinals of the Grand Prix Hassan II.
Donald Young of the United States earned a 2-6, 6-3, 6-3 win over Potito Starace of Italy in a first-round match at the BNP Paribas Open on Thursday.