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Incident
Investigator Mario Herrera succumbed to a gunshot wound sustained on August 26th, 2020, when he and other members of the Metro Area Task Force served an arrest warrant at a home in the area of N 33rd Street and Vine Street.
As officers approached the home, two subjects inside, including the juvenile homicide suspect, fled from the house. The juvenile opened fire, striking Investigator Herrera in the chest. He was transported to a local hospital before being transferred to the Nebraska Medical Center in Omaha. He succumbed to his wound on September 7th, 2020.
The subject who shot him was taken into custody following the incident. He was convicted and sentenced to 70 years to life and 59 to 86 years for attempted assault on a second officer, escape, and four gun charges. He will be eligible for parole in 2092.
Investigator Herrera had served with the Lincoln Police Department for 23 years.
Survivors
He is survived by his wife and four children.
In Our Keeping
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- August 2, 2026
- Last updated
- August 2, 2026
Honored here by 1 tribute.
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Tributes
23 years. You could have gone home.
Investigator Herrera gave the Lincoln Police Department 23 years. Still answering calls at the end.
Thank you for your service to the Lincoln community. Gone but never to be forgotten.
Rest easy, Investigator Herrera.
— S. Vincent Anthony, U.S. Army 1985-1993
Agency
Service Record
Incident Details
The Sacrifice · Felonious
Lincoln Police Department has lost 8 officers; 4 of them killed feloniously.
L. is one of 97 officers killed feloniously in NE, 64.2% of the 151 remembered there.
L. is one of 15,742 officers killed feloniously in the United States, 57.1% of the 27,551 remembered there.
L. is one of 17,622 officers killed feloniously worldwide, 51.7% of the 34,102 remembered here.
34,102 officers are remembered on this memorial. Each number below is one of them.
Time
In 2020, 1 officer in NE was killed feloniously, the 19th heaviest of 68 years on record. The heaviest was 1977, with 6.
In 2020, 61 officers in the United States were killed feloniously, the 123rd heaviest of 213 years on record. The heaviest was 1921, with 248.
In 2020, 65 officers worldwide were killed feloniously, the 122nd heaviest of 265 years on record. The heaviest was 1921, with 516.
Who
L. was 50. Of the 92 killed feloniously in NE whose age is recorded, half were between 32 and 51; the middle age was 41. L. had served 23 years; the middle length of service was 5 years.
L. was 50. Of the 14,219 killed feloniously in the United States whose age is recorded, half were between 31 and 47; the middle age was 38. L. had served 23 years; the middle length of service was 6 years.
L. was 50. Of the 15,853 killed feloniously worldwide whose age is recorded, half were between 30 and 46; the middle age was 38. L. had served 23 years; the middle length of service was 6 years.
When
September holds 8.2% of these deaths in NE; August holds the most, 14.4%. Mondays: 11.3%.
September holds 9.1% of these deaths in the United States; December holds the most, 9.4%. Mondays: 13.8%.
September holds 8.8% of these deaths worldwide; December holds the most, 9.2%. Mondays: 13.8%.
How
Felonious deaths account for 50% of all 8 deaths at Lincoln Police Department, the most common cause. The weapon recorded was gun; unknown type, in 25% of these deaths.
Felonious deaths account for 64.2% of all 151 deaths in NE, the most common cause. The weapon recorded was gun; unknown type, in 7.2% 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 gun; unknown type, in 9.5% of these deaths.
Felonious deaths account for 51.7% of all 34,102 deaths worldwide, the most common cause. The weapon recorded was gun; unknown type, in 8.5% of these deaths.
His people
Lincoln Police Department has 8 officers remembered here, L. among them.
Where
Where the Name Is Cut
National Law Enforcement Officers Memorial · Panel 10-E
What is kept
Photographs, film, sound and papers — what survived a life.
Others Who Wore This Badge
7 officers from Lincoln Police Department are honored on badge.nw.
