Police in Massachusetts are investigating after a man was shot and another person possibly stabbed overnight in Boston.

Authorities said they got a call shortly before midnight of shots fired in the area of 5 Cedar St. in Roxbury. At the scene, police found a man with life-threatening injuries suffering from gunshot wounds. Another victim who was possibly stabbed suffered non-life threatening injuries, police said.

The shooting victim is not in stable condition.

Details on what led up to the violence were not immediately clear. The investigation is ongoing.