The following season marked the beginning of the end for many Celtics.  Tom Heinsohn retired before the 1965-66 campaign, and three of the team's five starters-Sam Jones, K. C. Jones, and Bill Russell-were more than 30 years old, and nearing retirement. Midway through the year Auerbach announcedthat it would be his final campaign as the team's head coach....

Heinsohn on coaching

After winning yet another championship ring in 1965-66, Auerbach decided to retire. Auerbach wanted to concentrate on his duties as Boston's general manager, and he asked Heinsohn to ...