Regional rivalries were cast aside when Boston Celtics star Jayson Tatum went down with a late injury against the New York Knicks.

The reality of Jayson Tatum's devastating injury in Monday night's Game 4 loss to the New York Knicks is setting in, changing the present and the future of the Boston Celtics. Tatum will undergo an MRI on Tuesday,

The Boston Celtics are used to seeing Jayson Tatum get up when he goes down, like he did after a hard fall that caused a wrist injury in the first round of the playoffs. When he couldn't get to his feet late in Game 4 of the Eastern Conference semifinals and had to be carried off the court,