The Celtics are on the verge of falling behind 3-1 in the series. (The Knicks lead 113-104 with three minutes remaining), but the Celtics also could be losing their star player. Jayson Tatum went down with a lower right leg injury. He was helped off the court and is Boston's locker room.

On Monday night, the New York Knicks and Boston Celtics will face off at Madison Square Garden for Game 4 of their second-round playoff series. For the game, t

Jalen Brunson had 39 points and 12 assists, and the New York Knicks moved a win away from their first Eastern Conference finals appearance in 25 years and pushed the defending champion Boston Celtics to the brink of elimination with a 121-113 victory Monday night in Game 4.