Fairfax man arrested in case of body found outside a Warrenton CVS

WASHINGTON — Police have arrested a Fairfax County man in the case of a body found outside of a Warrenton, Virginia, CVS Pharmacy.

Bernard Clark Duse Jr., 76, was arrested Wednesday morning for killing Rex Mack Olsen, 64. Olsen was the manager of the CVS and Duse’s supervisor, according to a statement from the Commonwealth’s Attorney’s Office.

On July 26, Warrenton police responded around 10:30 a.m. to a report of a death. Police said they found Olsen outside the CVS, dead from a gunshot.

Duse, of Alexandria, has been charged with first degree murder and use of a firearm in the commission of murder.

Police are asking anyone with information about the incident to call Sergeant Tim Carter with the Warrenton Police Department at 540-428-9591 or email tcarter@warrentonva.gov.

Olsen’s death is the first homicide case in Warrenton city limits since 2009 and the fourth of the century, according to Virginia State Police crime reports.

Below is a map of the area where police say they found Olsen.

WTOP’s John Domen contributed to this report.

Jessica Kronzer

Jessica Kronzer graduated from James Madison University in May 2021 after studying media and politics. She enjoys covering politics, advocacy and compelling human-interest stories.


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