PORTLAND – A Portland woman faces charges of aggravated assault and criminal threatening after allegedly stabbing a man in the face and neck at Union Station Plaza on St. John Street at about 7 p.m. Sunday.

Belinda Libby, 45, who has no fixed address, is being held at Cumberland County Jail on $1,000 bail pending a court appearance.

Libby got into a drinking-related argument with a man in the woods behind D’Angelo’s on St. John Street, according to police.

The man tried to avoid a confrontation by crossing the street to the plaza, but Libby followed, broke a wine bottle and stabbed him with it, police said.

The man was treated at a hospital and released.