I'm told that it was a health issue and it was a serious health issue that the Spurs dealt with and Gregg Popovich dealt with over the weekend,' Charania said.

On Monday night, a terrible development greeted the San Antonio Spurs when reports came out that head coach Gregg Popovich would be away from the team for an indefinite period after sustaining an undisclosed illness.

Assistant coach Mitch Johnson will serve as interim coach while Gregg Popovich deals with the undisclosed health issue that surfaced before Saturday's game.