DORCHESTER, Mass. (WHDH) -- Police said a woman in her 20s was stabbed at the Ashmont MBTA Station in Dorchester around 9 a.m. Tuesday.

She was rushed to the hospital with a chest wound.

The woman got off a bus at the station. Authorities said a man, who was on the same bus, followed her as she walked through the doors he pulled a knife and stabbed her.

“The male came up behind the female and stabbed her to her upper chest, lower shoulder area. We know they came off the same bus,” said Supt. Joseph O’Connor of the MBTA Transit Police.

Transit police said the suspect fled the scene. The crime was reported by an MBTA customer service agent who was on duty.

Officials said the victim and the suspect were on a Brockton-area transit bus.

Authorities said the victim and suspect did not know each other, but they did have a slight interaction on the bus. Apparently the suspect was acting erratically.

Cameras are on board the bus and may have captured video of the man. Ashmont station also has video cameras, which detectives are examining.

The victim is doing okay and is able to speak.

The suspect is still on the run.

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