Santoro and Karol Kucera of Slovakia were both upset by calls made by local line judges at the Australian Open.\n\n
Clijsters and Xavier Malisse gave Belgium a 2-0 winning lead over Slovakia in the Hopman Cup.
The Indo-Belarussian pair rallied to beat Slovakia's Karol Kucera and Australia's Todd Perry in the second round at the French Open.
Karol Kucera of Slovakia accused line judges of helping 15th seed Lleyton Hewitt during their second round centre court match.
They beat Slovakia in the final of the $A1 million mixed team event.
Lleyton Hewitt beat Slovakia's Karol Kucera to bring Australia level in their Hopman Cup tie.
The second seed's career has been on an upward swing ever since he finished as the losing finalist in Chennai last year.
They posted comfortable semi-final victories over Jean Rene Lisnard of France and Juan Ignacio Chela of Argentina respectively in the Tata Open tennis tournament.