WALTHAM — So we all know about the 17 banners the Celtics have won, commemorating their 17 NBA championships. But there’s a mysterious, blank, 18th banner hanging just next to the 2008 World Champions banner at the Celtics practice facility.
Boston.com photo/Gary Dzen
Celtics coach Doc Rivers was asked about the enigmatic tapestry.
“I don’t know where it came from,” said Rivers. It has an obvious meaning, You can ask the players what it means…Red [Auerbach] did it.”