There’s a deep mutual respect between the two, but Popovich has faced serious health issues. He hasn’t coached since Oct. 31 after suffering a stroke prior to tip-off on Nov. 2. More recently, he reportedly fainted while dining at a local restaurant, though he’s said to be recovering well.

Players said Gregg Popovich's fiery and direct approach worked because he also showed unwavering compassion and care about them as people.

San Antonio Spurs coach Gregg Popovich -- the NBA's career wins leader -- stepped down from his role and will transition to work as the franchise's president of basketball operations, the Spurs announced Friday.