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

Mitch Johnson is stressing a business as usual approach for the San Antonio Spurs while coach Gregg Popovich is out indefinitely while recovering from an illness.

San Antonio Spurs Head Coach Gregg Popovich will be out "for indefinite period" with undisclosed illness, per multiple media reports.