MURDER USA: Ex-con Emanuel Sewell Captured in West Virginia for Murder of Maryland Parole Officer Davis Martinez in Montgomery County

Parole Officer Davis Martinez Murdered in Chevy Chase When Checking on Status of Ex-Con Emanuel Edward Sewell

Gaithersburg, MD – The dangerous convict sought for the murder of a Maryland Department of Public Safety and Correctional Services agent is in custody.

Shortly after 5 p.m. on Saturday, June 1, Emanuel Edward Sewell was located traveling on I-64 near Hurricane, West Virginia. Sewell was sentenced to thirty -five years in prison in Montgomery County Circuit Court in 1997 for armed robbery, sexual assault, and burglary.

US Marshals Fugitive Task Force officers conducted a traffic stop and ultimately placed Sewell in custody.


Sewell is accused of killing 33-year-old Davis Martinez. 

Martinez, a six-year employee of the Maryland Department of Public Safety & Correctional Services, had responded to the 2800 block of Terrace Drive in Chevy Chase to conduct a resident check of Sewell, who had been released from prison in 2021. 

When Martinez had not reported back to work, Montgomery County Department of Police 2nd District officers were dispatched to the location for a check the welfare call, where Martinez was found inside. 

The initial police lookout for Sewell stated that he was a 54-year-old Black male. He is 5 feet, 9 inches tall, and weighs approximately 250 pounds, and may be driving a gray 2017 Hyundai Elantra with Maryland license plate 93661HT.

Sewell is believed to be in possession of Agent Martinez’s badge. 

The medical examiner has determined the manner of death as a homicide. The victim suffered multiple injuries. 

Sewell has been charged with second-degree murder and is being held in Putnam County. He will be extradited back to Montgomery County.

The Montgomery County Department of Police thanks the U.S. Marshals Fugitive Task Force for its assistance in apprehending Sewell.

Governor Moore Cites Murder of Agent Davis Martinez, Orders Flags Lowered

ANNAPOLIS, MD — Governor Wes Moore issued the following statement regarding the apprehension of the suspect wanted for the murder of Maryland Parole Officer Davis Martinez:

“Agent Martinez served with distinction and our state is safer because of him—our entire state grieves his loss along with those he held dear. I would like to thank our dedicated law enforcement community for their relentless and successful efforts in apprehending the suspect and for their unwavering pursuit of justice for Agent Martinez, his family, his friends, and colleagues.”

Agent Martinez is the first Maryland Division of Parole and Probation agent alleged to have been killed by a client while on duty. 

Per the governor’s order, the Maryland flag will continue to fly at half-staff through the day of Agent Martinez’s interment. The U.S. flag will also be lowered to half-staff on the day of interment.

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