Salt Lake County Jail
FBI agent Adam Grant Quirk, 36, of Salt Lake City, was booked into the Salt Lake County Jail on Saturday, Dec. 13, 2014, for investigation of aggravated assault, damaging a phone and criminal mischief. Police say he was arrested following a fight with his live-in girlfriend.

Update: The records of the case against Adam Grant Quirk were expunged by the 3rd District Court on July 11, 2016. The case was dismissed after nine months as part of his plea deal.

SALT LAKE CITY — An FBI agent was arrested over the weekend after police say he got into a fight with his live-in girlfriend.

Adam Grant Quirk, 36, of Salt Lake City, was booked into the Salt Lake County Jail for investigation of aggravated assault, damaging a phone and criminal mischief.

Just before 4:30 a.m. on Saturday, Salt Lake police were called to a report of a domestic violence situation involving Quirk and his live-in girlfriend, according to a Salt Lake County Jail report.

Officers noted that the woman had bruising on her neck, a bump on the back of her head and a cut on her hand, the report states. The girlfriend told police Quirk choked her and she could not breathe. She also said he "grabbed her by the hair and threw her on the ground and held her down," according to the report, in addition to breaking her cellphone.

Officers said they found a damaged cellphone in a trash can as well as a broken glass bottle.

Several items of clothing and other items belonging to the woman were found outside the back door that she told detectives he threw there, the report states.

— Pat Reavy