UPDATE: Arrest made.
Transit Police report they are looking for a woman who allegedly threatened a man on the outbound side of the Central Square T stop with a knife and then spit on him around 11:10 a.m. on March 7:
The incident was a result of the victim asking the unknown female assailant to be courteous of her fellow MBTA passengers and not talk so loudly on her cell phone.
She's described as white, 50 to 55, 5'10" and about 250 lbs., with long red hair. She wore gray sweatpants and a beige jacket.
If she looks familiar, call Transit Police at 617-222-1050 or by texting 873873.