FAIRFIELD — Police are investigating the report of an assault early Sunday at the Fairfield University campus on North Benson Road.

A 20-year-old female told police she was hosting a party at her townhouse, but was refusing entry to people she did not know. She said a man tried to push his way into the townhouse, and when she refused to let him in, he began punching her. Other guests chased the man away.

The incident was reported about 1:30 a.m. Sunday.

The female student told police that she did not know the assailant.

According to the report, she had bruises on her cheek, chest and arm.