They lost Game 1 108-105 to the New York Knicks in overtime after having been up a whopping 20 points in the second half.

The Boston Celtics have many veterans on their squad who have made a name for themselves in their careers thus far. However, ...

The Celtics got the shots they wanted, but not the results they needed. A second-half collapse, shifting matchups, and a bet ...

Boston's reliance on 3-pointers backfires, while New York's defenders come through in the clutch to clinch a massive comeback win.

Porzingis left Monday’s Celtics game in the second quarter with what the team described as a non-COVID illness. It’s unclear whether he’ll be good to go on Wednesday.

Celtics big man Kristaps Porzingis missed a majority of Boston's Game 1 against the Knicks due to a non-COVID illness.

Al Horford overtook Kevin Garnett on one of the NBA's all-time playoff lists in the Celtics' Game 1 loss to the Knicks on ...

The Boston Celtics' chances of repeating as NBA champions have looked very good over the past couple of months. But those ...

Horford shifted into a larger role after Kristaps Porzingis was ruled out after just 13 minutes due to an illness. Now at the backend of his career, Horford was unable to take advantage of the ...

For the first time since 2013, the Celtics and Knicks — two of the NBA’s most historic franchises — will meet in the playoffs ...

Kristaps Porzingis left the game with seven minutes remaining in the first half and did not start the second half.

Follow live coverage as the Boston Celtics host the New York Knicks in Game 1 of the Eastern Conference semifinals today ...