Patrick Ewing's torn Achilles' tendon is completely healed but the New York Knicks are unsure when their center will be able to return to the court.
To make matters worse for the team, backup center Chris Dudley sprained ligaments in his right knee playing basketball Tuesday. He will begin rehabilitating the knee immediately and can begin running again in four to six weeks, a Knicks spokeswoman said.
It is unclear whether Ewing or Dudley will be ready for training camp, which begins Oct. 5.
Elsewhere, calling him "the finest young coach I've ever been associated with," Philadelphia 76ers coach Larry Brown welcomed John Calipari aboard as his newest assistant.
Nets draft choice Evan Eschmeyer ruptured a shoulder muscle while working out at home and was to have surgery today, the team said.