After entering their Eastern Conference semifinal against the New York Knicks as heavy favorites, the Boston Celtics now find themselves, incredibly, one loss from elimination. The defending champions didn’t blow a 20-point lead this time—just a 14-point one—before falling 121-113 at Madison Square Garden.

Trainers help Boston Celtics' Jayson Tatum (0) off the court after he was injured during the second half of Game 4 in the Eastern Conference semifinals of the NBA basketball playoffs against the New York Knicks Monday, May 12, 2025, in New York. (AP Photo/Frank Franklin II) AP

It's Game 4 for the Boston Celtics and New York Knicks on Monday night at Madison Square Garden. For the Knicks, it's the chance to take a commanding 3-1 series lead on their home court. For the reigning champion Celtics, it's the chance to even the series after blowing two massive leads in the first two games.