Incident
Police Surgeon Dulin and Captain William Bohanna were shot and killed after responding to a report of a shooting at a residence. The suspect in the shooting had murdered his neighbors after a land dispute spanning several years. As the officers arrived the suspect opened fire, striking both officers. Dozens of officers responded and surrounded the house. After firing several hundred rounds into the home the officers entered it and found the supsect's body. Police Surgeon Dulin succumbed to his injuries two days after being shot and Captain Bohanna succumbed to his injuries three days after the incident.
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- August 2, 2026
- Last updated
- August 2, 2026
Honored here by 1 tribute.
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Tributes
I never knew you. I am standing here anyway.
Police Surgeon Dulin gave the Denver Police Department 7 years.
Thank you for your service to the Denver community. Gone but never to be forgotten.
Rest easy, Police Surgeon Dulin.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
The Sacrifice · Felonious
Denver Police Department has lost 74 officers; 55 of them killed feloniously.
Frank is one of 236 officers killed feloniously in CO, 65.4% of the 361 remembered there.
Frank is one of 15,743 officers killed feloniously in the United States, 57.1% of the 27,551 remembered there.
Frank is one of 17,631 officers killed feloniously worldwide, 52% of the 33,917 remembered here.
33,917 officers are remembered on this memorial. Each number below is one of them.
Time
In 1905, 2 officers at Denver Police Department were killed feloniously, the 2nd heaviest of 46 years on record. The heaviest was 1997, with 3.
In 1905, 3 officers in CO were killed feloniously, the 17th heaviest of 113 years on record. The heaviest was 1929, with 9.
In 1905, 81 officers in the United States were killed feloniously, the 82nd heaviest of 213 years on record. The heaviest was 1921, with 248.
In 1905, 81 officers worldwide were killed feloniously, the 87th heaviest of 265 years on record. The heaviest was 1921, with 516.
Who
Frank was 45. Of the 38 killed feloniously at Denver Police Department whose age is recorded, half were between 30 and 45.8; the middle age was 39. Frank had served 7 years; the middle length of service was 6 years.
Frank was 45. Of the 184 killed feloniously in CO whose age is recorded, half were between 30 and 47; the middle age was 39. Frank had served 7 years; the middle length of service was 4 years.
Frank was 45. Of the 14,220 killed feloniously in the United States whose age is recorded, half were between 31 and 47; the middle age was 38. Frank had served 7 years; the middle length of service was 6 years.
Frank was 45. Of the 15,854 killed feloniously worldwide whose age is recorded, half were between 30 and 46; the middle age was 38. Frank had served 7 years; the middle length of service was 6 years.
When
March holds 16.4% of these deaths at Denver Police Department, more than any other month. Tuesdays: 18.2%.
March holds 8.1% of these deaths in CO; October holds the most, 11.9%. Tuesdays: 13.6%.
March holds 7.5% of these deaths in the United States; December holds the most, 9.4%. Tuesdays: 13.4%.
March holds 7.8% of these deaths worldwide; December holds the most, 9.2%. Tuesdays: 13.3%.
How
Felonious deaths account for 74.3% of all 74 deaths at Denver Police Department, the most common cause. The weapon recorded was shotgun, in 5.5% of these deaths.
Felonious deaths account for 65.4% of all 361 deaths in CO, the most common cause. The weapon recorded was shotgun, in 4.7% of these deaths.
Felonious deaths account for 57.1% of all 27,551 deaths in the United States, the most common cause. The weapon recorded was shotgun, in 7% of these deaths.
Felonious deaths account for 52% of all 33,917 deaths worldwide, the most common cause. The weapon recorded was shotgun, in 6.3% of these deaths.
His people
Denver Police Department has 74 officers remembered here, Frank among them.
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James C. Richey Feb 4, 1862
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John C. Phillips
Jul 16, 1889
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Charles F. Wanless
Sep 18, 1890
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Charles A. Hawley
Jan 16, 1891
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Gustave Gisin
Jan 24, 1893
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Alpheus J. Moore
Mar 20, 1895
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Wendell P. Smith Feb 6, 1896
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William E. Griffiths
Aug 13, 1899
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Thomas C. Clifford
Aug 13, 1899
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Stuart K. Harvey
Nov 6, 1900
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Frank Dulin
Mar 14, 1905
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William Bohanna
Mar 15, 1905
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John Spellman
Jun 18, 1906
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William H. Beck
May 2, 1908
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William P. Stephens
Aug 25, 1908
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Samuel Charles Carpenter
Jan 17, 1910
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William McPherson
Mar 12, 1912
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William H. Cabler Apr 22, 1916
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Luther McMahill
Sep 14, 1918
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Frank Sam Potestio
Nov 22, 1918
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Peter A. Walsh
Nov 23, 1918
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Emerson L. McKinnon
May 20, 1919
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George C. Klein
Aug 29, 1919
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James E. Boggio
Jan 8, 1920
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Roy O. Downing Dec 1, 1920
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William O. Steam Feb 18, 1921
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Clarence E. Zietz
Apr 2, 1921
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Forrest Ross
Apr 4, 1921
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Arthur J. Pinkerton
May 30, 1921
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Richie Rose
Oct 31, 1922
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James Shannon
Apr 4, 1925
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Elmer I. Rich
Mar 23, 1927
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Harry R. Ohle
Nov 22, 1928
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Thomas J. Durkin
Jan 17, 1929
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Clarence W. Alston
Mar 24, 1929
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William C. Keating
Aug 31, 1931
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John F. Dea
Feb 11, 1933
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George P. Schneider
Feb 11, 1933
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Thomas J. O'Connor
Mar 5, 1934
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John J. O'Donnell
Mar 22, 1934
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Clarence E. Fraker
Mar 23, 1934
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Alson E. McCasland
May 28, 1935
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Robert M. Campbell
Feb 11, 1936
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Pasquale C. Marinaro
Apr 17, 1936
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Forrest E. Sawyer
Mar 8, 1937
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Jacob Benner
Feb 14, 1938
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Fred Renovato
Oct 13, 1938
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Earl F. Burns
Feb 16, 1939
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Virgil M. Hall
Jul 5, 1945
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William Allen Claassen
Feb 11, 1953
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Donald L. Seick
Jan 12, 1958
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Edward H. Smerdel
Jul 16, 1961
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Darrell J. Suer
Mar 11, 1962
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Carl B. Knobbe
Sep 12, 1962
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Paul Lewis Major
Jan 20, 1965
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Paul D. Wilson
Sep 14, 1968
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William J. Wirtz
Feb 10, 1971
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Merle E. Nading
Oct 3, 1971
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William E. Smith
Jan 23, 1975
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Donald Lee DeBruno
Dec 10, 1975
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Kathleen Garcia
Mar 28, 1981
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Patrick Joseph Pollock
Dec 12, 1986
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James Edward Wier
Jun 3, 1987
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Robert William Wallis
Feb 9, 1988
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Shawn James Leinen
Feb 25, 1995
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Ronald Leon DeHerrera
Apr 1, 1997
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Bruce Leonard VanderJagt
Nov 12, 1997
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Michael E. Dowd
Dec 6, 1997
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Dennis Michael Licata
Sep 6, 2000
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Donald Ray Young
May 8, 2005
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David Roberts
May 27, 2011
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Celena Charise Hollis
Jun 24, 2012
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Robert Eugene Sandoval
Oct 29, 2020
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Dale Coski
Sep 26, 2024
Where the Name Is Cut
National Law Enforcement Officers Memorial · Panel 47-W
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