5 Coaching candidates for the Spurs if Gregg Popovich retires this summer

The San Antonio Spurs have seen a lot of change over the last decade. The retirement of the Big Three, the Kawhi Leonard debacle, and the recent shift to a full-blown rebuild are all examples of transitions the organization and its fanbase have endured as they enter uncharted territory.

However, one pillar of the organization has remained constant: Gregg Popovich's presence as head coach. That singular constant could all change this offseason, as Popovich finished the last year of his contract. With that in mind, here are potential coaching candidates the Spurs should look at if Coach Pop decides to hang it up.