Opposition leader Morgan Tsvangirai had withdrawn a legal challenge to the July 31 vote as a protest, saying state officials had refused to hand over voters' lists and other information that would have proven his allegations of widespread fraud.
But officials say Zimbabwe's Constitutional Court today heard demands by Mugabe's attorneys for a hearing to go ahead anyway, apparently reflecting the president's confidence that the court will throw out the case.
Mugabe, who has been in power since 1980, appoints the nation's judges.