"We had good intentions, we just didn’t execute," says Celtics coach after falling behind in the series against Knicks.

When Kristaps Porzingis concluded his first six-minute shift Wednesday night, he looked like he’d just run a marathon. His ...

The Celtics blew a 20-point lead for the second consecutive game, so we can toss the notion that Boston is by far the better ...

Leading by 20 points with 3:12 remaining in the third quarter, the Celtics collapsed in spectacular fashion for the second ...

The Celtics gave up a double-digit lead for the second straight game, showing cracks on both ends of the floor. Defensive ...

The defending champion Boston Celtics are in trouble in the NBA playoffs. The Oklahoma City Thunder bounced back with a ...