BOSTON (CBS) – Boston police are investigating an attack on a woman in broad daylight.

The woman was walking in the area of Massachusetts Avenue and Shirley Street on Thursday morning just before 10:30 a.m. when a man forced her behind a building and sexually assaulted her, according to police.

The victim described her attacker as a black male, 5 feet 6 inches tall, 35 to 40 years old, with a medium build, short black hair, and a black goatee approximately an inch in length from the bottom of his face.

The suspect was wearing a pink shirt with a white design on it, blue jeans and brown shoes.

He took off down Mass. Ave. towards Melnea Cass Boulevard.

Police are asking anyone with any information about the attack or the suspect to call them.