TD Garden officials are investigating after a fire alarm went off Wednesday night, triggering an evacuation of the arena about an hour after the Boston Celtics playoff game against the New York Knicks, officials said. “The cause of the fire alarm is currently under investigation,” according to a TD Garden statement Thursday.

Reporters and players reportedly evacuated TD Garden. No one was injured, and the cause of the fire alarm is currently under investigation.

BOSTON — TD Garden and North Station were briefly evacuated on Wednesday after a Celtics playoff game in Boston. At approximately 10:22 p.m., about an hour after the Celtics’ Game 2 loss to the New York Knicks in the second round of the NBA Playoffs, a fire alarm began sounding at TD Garden.