Joe Mazzulla had several painful second-guesses that loomed large after the Celtics' Game 2 loss to the Knicks on Wednesday.

Trailing by one with 24 seconds left in Wednesday’s Game 2 of the Celtics’ second-round playoff series with the Knicks, Joe Mazzulla called a timeout. Mazzulla designed a play for Jayson Tatum to get a running start with the ball thanks to a screen at mid-court that would create a runway for him going at Knicks center Mitchell Robinson and then the hoop.

Joe Mazzulla’s Boston Celtics suffered a second straight late-game collapse during Wednesday’s 91-90 Game 2 Eastern Conference semifinal home loss to the New York Knicks. Afterward, the third-year coach bluntly addressed his team’s shortcomings.