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 ...

The blank banner tradition dates back to former head coach Doc Rivers, who originally arranged to mark the space where the team's 18th banner would be at the team's old practice facility in Waltham.

A banner at a Virginia high school intended to celebrate 2020's graduating class is being called racist after students noticed that seniors of color were grouped to create the dark outline of the ...