FILE - In this Dec. 2, 2015, file photo, San Antonio Spurs head coach <PERSON>, left, talks with forward <PERSON> (21) during the second half of an NBA basketball game against the Milwaukee Bucks in San Antonio. <PERSON> is back with the Spurs, this time as an assistant coach. <PERSON> won five championships in a 19-year career with the Spurs. <PERSON>, in a release distributed by the team, says ``it is only fitting, that after I served loyally for 19 years as <PERSON>'s assistant, that he returns the favor.'' (AP Photo/ <PERSON>, File) Photo: <PERSON>, Associated Press