CHAPEL HILL, N.C. -- North Carolina basketball coach Roy Williams remained at UNC Hospitals on Wednesday evening following a 3½-hour operation to have a tumor removed from his right kidney.

Doctors have not determined whether the tumor was malignant or benign, and that may impact whether Williams has to have a second surgery next month to remove a tumor in his left kidney, a team spokesman told ESPN.com.

A second surgery could sideline him for a few workouts, the school ...



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