Authorities are looking for a man wanted for questioning in connection to an assault with a dangerous weapon that took place on an Orange Line train.

Around 9:37 p.m. on Tuesday, the suspect assaulted someone with a weapon, possibly a gun, on an Orange Line T train, authorities stated.

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The incident occurred as the train was at the Tufts Medical Center T station, officials added.

Authorities described the suspect as a white or Hispanic man with a medium build who was approximately 5-foot-10 and between the ages of 25 and 30. He was last seen in a red T-shirt with the words “ask me” on the front, black shorts, black sneakers and a Boston Red Sox hat.

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Anyone with information should call the Criminal Investigations Unit at 617-222-1050 or text a tip to 873873.