Theodore Crossley
Agency patch
Deputy Sheriff

Theodore Crossley

Felonious
End of Watch September 22, 1921
The Vigil Panel 41 ›
Gender Male

Incident

Deputy Sheriff Theodore Crossley and Deputy Sheriff Henry Nelson were shot and killed when they went to investigate a charge of hay theft in Belleville, California.

When the officers arrived at the scene one of the suspects opened fire, killing both deputies.

The subsequent search for the suspects was the first time airplanes were used in California for law enforcement searches.

The man was sentenced to death for the murders and was hanged at San Quentin State Prison on February 24th, 1922.

Yesterday was 103 years since your murder. We want to let you, your friends and Family know that not a day passes by that yours and your partners service and sacrifice is not acknowledged in some way. Your pictures drape our walls. Hence we never forget.

Elizabeth Haugen Mosqueda. Widow of Deputy Michael Haugen. Riverside County Sheriffs Department September 23rd, 2024

In Our Keeping

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BO-US-CA-672FF2F9
Stewardship
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Added to badge.nw
April 2, 2026
Last updated
July 23, 2026

Honored here by 1 sentinel - 1 tribute.

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Tributes

I never knew you. I am standing here anyway.
Deputy Sheriff Crossley served with the Riverside County Sheriff's Department.
Thank you for your service to the Riverside community. Gone but never to be forgotten.
Rest easy, Deputy Sheriff Crossley.

— S. Vincent Anthony, U.S. Army 1985-1993

Agency

Location Riverside, CA
Platform Identity rcso.riverside.ca.us.gov.nw

Service Record

End of Watch September 22, 1921
Gender Male

Incident Details

Cause Felonious
Weapon Gun; Unknown type
Offender Executed in 1922

Deputy Sheriff Theodore Crossley is one of 17,623 officers killed feloniously — deliberately targeted and murdered in the line of duty across the full record of this memorial — 54.2% of all 32,508 officers honored here.

In CA, 974 of 1,837 officers were killed feloniously — deliberately targeted and murdered in the line of duty — 53% of this state's fallen. That is 1.2 percentage points below the national rate of 54.2%.

At Riverside County Sheriff's Department, 12 of 27 officers on record were killed feloniously — deliberately targeted and murdered in the line of duty — 44.4% of this agency's fallen.

Riverside County Sheriff's Department
12
of 27 officers
44.4% Felonious
CA — Statewide
974
of 1,837 officers
53% Felonious
Nationwide
17,623
of 32,508 officers
54.2% Felonious

National Cause Distribution

How Felonious compares to all causes of officer death in the memorial record. Theodore Crossley's cause is highlighted.

Felonious
17,623 (54.2%)
Accident
10,088 (31%)
Illness
2,974 (9.1%)
Cardiac
1,306 (4%)
Undetermined
260 (0.8%)
Suicide
256 (0.8%)
vehicular
1 (0%)

How Theodore Crossley Compares

Offender Outcome

Executed in 1922

When Felonious Deaths Occur

Monthly distribution of Felonious deaths across the full memorial record. Theodore Crossley is highlighted in Sep.

Jan
1,392
Feb
1,295
Mar
1,373
Apr
1,517
May
1,505
Jun
1,443
Jul
1,587
Aug
1,516
Sep
1,553
Oct
1,371
Nov
1,447
Dec
1,624

Weapons Used Against Officers

Most common weapons in felonious officer deaths. Theodore Crossley was killed by gun; unknown type.

Gun; Unknown type
5,083
Handgun
2,077
Shotgun
922
Officer's handgun
909
Automobile; Alcohol involved
530
Rifle
518

Incident Location