19 Texas police officers died in the line of duty last year. These are their names.

Supervisory Deputy US Marshal

Norman D. Merkel

United States Marshals Service

End of Watch: January 16, 2019

Cause of Death: Heart attack

Deputy Sheriff

Ray Elwin Horn, III

Comal County Sheriff's Office

End of Watch: January 17, 2019

Cause of Death: Heart attack

Russell Dean Salazar

Kendall County Community

Supervision and Corrections

End of Watch: January 31, 2019

Cause of Death: Automobile crash

Border Patrol Agent

Donna Doss

United States Border Patrol

End of Watch: February 2, 2019

Cause of Death: Struck by vehicle

Police Officer

Nathan Hayden Heidelberg

Midland Police Department

End of Watch: March 5, 2019

Cause of Death: Gunfire

Deputy Sheriff

Peter Herrera

El Paso County Sheriff's Office

End of Watch: March 24, 2019

Cause of Death: Gunfire

Police Officer

Albert Ramirez Castaneda, Jr.

Grand Prairie Police Department

End of Watch: June 7, 2019

Cause of Death: Struck by vehicle

Sergeant

David Jones Fitzpatrick

The Colony Police Department

End of Watch: June 10, 2019

Cause of Death: Heart attack

Corporal

Jose Luis "Speedy" Espericueta, Jr.

Mission Police Department

End of Watch: June 20, 2019

Cause of Death: Gunfire

Deputy Sheriff

Carlos A. Ramirez

Kendall County Sheriff's Office

End of Watch: July 2, 2019

Cause of Death: Struck by vehicle

Trooper

Moises Sanchez

Texas Department of Public Safety

End of Watch: August 24, 2019

Cause of Death: Gunfire

Deputy Sheriff

Sandeep Singh Dhaliwal

Harris County Sheriff's Office

End of Watch: September 27, 2019

Cause of Death: Gunfire

Deputy Sheriff

Matthew Ryan Jones

Falls County Sheriff's Office

End of Watch: October 11, 2019

Cause of Death: Struck by vehicle

Sergeant

Christopher Charles Lewis Brewster

Houston Police Department

End of Watch: December 7, 2019

Cause of Death: Gunfire

Sergeant

Kaila Marie Sullivan

Nassau Bay Police Department

End of Watch: December 10, 2019

Cause of Death: Vehicular assault

Police Officer

Humberto Meza

Burnet Police Department

End of Watch: December 20, 2019

Cause of Death: Heart attack

Deputy Sheriff

Bryan Charles Pfluger

San Jacinto County Sheriff’s Department

End of Watch: December 21, 2019

Cause of Death: Automobile crash

Detective

Cliff Martinez

San Antonio ISD Police Department

End of Watch: December 21, 2019

Cause of Death: Vehicular assault

Deputy Sheriff

William Christopher Dickerson

Panola County Sheriff's Office

End of Watch: December 31, 2019

Cause of Death: Gunfire