Salt Lake City

Salt Lake City Cops: Man Allegedly Cold-Clocks Partner With Brass Knuckles

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Published on March 31, 2026
Salt Lake City Cops: Man Allegedly Cold-Clocks Partner With Brass KnucklesSource: Google Street View

Salt Lake City authorities have jailed a 29-year-old man on suspicion of aggravated assault after investigators say he struck his partner with brass knuckles, leaving visible injuries to the left side of her face. Once officers documented the alleged weapon and the victim’s injuries, the case was upgraded to a domestic-violence felony.

Salt Lake County deputies arrested Trevan Gary Winn and booked him into the Metro Jail, where a judge ordered him held without bail, according to ABC4. The arrest paperwork lists a charge of aggravated assault with a domestic-violence enhancement, a third-degree felony under state law. The victim told officers Winn “punched her in the mouth and eye with a closed fist wrapped around brass knuckles,” according to the documents reviewed by ABC4.

How Utah law treats weapons and domestic violence

In Utah, an assault is treated as aggravated if it involves a dangerous weapon such as brass knuckles, and a domestic-violence enhancement can elevate certain offenses to a felony level. State law spells this out in Utah Code §76-5-103 on aggravated assault and §77-36-1.1 on domestic-violence enhancements, which describe the elements of the crime and possible penalties.

What investigators documented

Arrest documents cited by ABC4 say officers photographed obvious injuries to the left side of the victim’s cheek and mouth. The paperwork also notes that Winn initially told officers he did not own brass knuckles, then later said he did own them but denied being the one who used them in the alleged assault.

Booking and what comes next

Winn remains in custody at the Salt Lake County Metro Jail while prosecutors review the case and set a court date. County corrections information for the Metro and Oxbow facilities includes an inmate lookup tool for booking and docket records as new arrests move through the system, according to the Salt Lake County Sheriff's Office. Prosecutors will determine whether to formally file charges and when Winn will make his first court appearance.

Help for survivors

Anyone affected by domestic violence can call the Utah Domestic Violence Coalition’s LINKline at 1-800-897-5465 or the National Domestic Violence Hotline at 1-800-799-7233 for confidential support, shelter referrals, and advocacy. Local victim-services organizations and county victim-advocate programs can also help with safety planning and legal resources, according to the Utah Domestic Violence Coalition.