This is the health problem he is facing

As the San Antonio Spurs announced, Gregg Popovich suffered a mild stroke on November 2nd, which is why he has been away from the team for days.

The press release issued states that the experienced technician is expected to make a full recovery, however, for now there is no timetable for their return to the benches. At the same time, the Spurs asked the public and the media to respect the privacy of the Popovich family.