
Officers from various police agencies line up on W. Jamison ave in front of Littleton hospital as they wait for a procession honoring an officer who was fatally wounded in a domestic incident in a Highlands Ranch apartment complex on Sunday, Dec. 31, 2017. Multiple other police officers and civilians were also wounded. (John Leyba/The Denver Post via AP)
- John Leyba,

Police officers line up their patrol cars outside of Littleton Adventist Hospital for a procession honoring an officer who was fatally wounded in a domestic incident in a Highlands Ranch apartment complex on Sunday, Dec. 31, 2017. Multiple other police officers and civilians were also wounded. (John Leyba/The Denver Post via AP)
- John Leyba,

An unidentified couple carry an American flag to hang on the overpass of Colorado Boulevard over Highway C470 before a procession passes with the body of a sheriff's deputy shot and killed while responding to a call Sunday, Dec. 31, 2017, in Highlands Ranch, Colo. (AP Photo/David Zalubowski)
- David Zalubowski

David Morgan of Highlands Ranch, Colo., holds an American flag as a procession of law enforcement vehicles accompany a hearse carrying the body of a sheriff's deputy shot and killed while responding to a domestic disturbance Sunday, Dec. 31, 2017, in Highlands Ranch, Colo. (AP Photo/David Zalubowski)
- David Zalubowski

David Morgan of Highlands Ranch, Colo., holds an American flag as a procession of law enforcement vehicles accompany a hearse carrying the body of a sheriff's deputy shot and killed while responding to a domestic disturbance Sunday, Dec. 31, 2017, in Highlands Ranch, Colo. (AP Photo/David Zalubowski)
- David Zalubowski

An investigator heads to the scene of shooting Sunday, Dec. 31, 2017, in Highlands Ranch, Colo. Authorities in Colorado say one deputy has died and multiple others were wounded, along with two civilians, in a shooting that followed a domestic disturbance in suburban Denver. (AP Photo/David Zalubowski)
- David Zalubowski

A long line of police vehicles stand on County Line Road near the scene of shooting Sunday, Dec. 31, 2017, in Highlands Ranch, Colo. Authorities in Colorado say one deputy has died and multiple others were wounded, along with civilians, in a shooting that followed a domestic disturbance in suburban Denver. (AP Photo/David Zalubowski)
- David Zalubowski

An investigator heads to the scene of shooting Sunday, Dec. 31, 2017, in Highlands Ranch, Colo. Authorities in Colorado say one deputy has died and multiple others were wounded, along with two civilians, in a shooting that followed a domestic disturbance in suburban Denver. (AP Photo/David Zalubowski)
- David Zalubowski

An investigator heads to the scene of shooting Sunday, Dec. 31, 2017, in Highlands Ranch, Colo. Authorities in Colorado say one deputy has died and multiple others were wounded, along with two civilians, in a shooting that followed a domestic disturbance in suburban Denver. (AP Photo/David Zalubowski)
- David Zalubowski

A hearse arrives at Littleton Hospital as officers from various police agencies line up for a procession for an officer who was fatally wounded in a domestic incident in a Highlands Ranch apartment complex in Denver, Sunday, Dec. 31, 2017. Multiple other police officers and civilians were also wounded. (John Leyba/The Denver Post via AP)
- John Leyba,

This undated photo provided by the Douglas County Sheriff's Office shows Sheriff's Deputy Jeffrey Pelle. Several sheriff's deputies were injured, including Pelle, when a man fired dozens of rounds at the deputies in Denver on Sunday, Dec. 31, 2017, before being fatally shot himself in what authorities called an ambush. (Douglas County Sheriff's Office via AP)
- HOGP

This undated photo provided by the Douglas County Sheriff's Office shows Sheriff's Deputy Taylor Davis. Several sheriff's deputies were injured, including Davis, when a man fired dozens of rounds at the deputies in Denver on Sunday, Dec. 31, 2017, before being fatally shot himself in what authorities called an ambush. (Douglas County Sheriff's Office via AP)
- HOGP

This undated photo provided by the Douglas County Sheriff's Office shows Sheriff's Deputy Michael Doyle. Several sheriff's deputies were injured, including Doyle, when a man fired dozens of rounds at the deputies in Denver on Sunday, Dec. 31, 2017, before being fatally shot himself in what authorities called an ambush. (Douglas County Sheriff's Office via AP)
- HOGP

This undated photo provided by the Douglas County Sheriff's Office shows Sheriff's Deputy Zackari Parrish. Several sheriff's deputies were injured and Parrish was fatally wounded when a man fired dozens of rounds at the deputies in Denver on Sunday, Dec. 31, 2017, in what authorities called an ambush. The shooter was fatally shot. Parrish was 29 and a married father of two young children. (Douglas County Sheriff's Office via AP)
- HOGP

A police officer wears a black ribbon over their badge in the aftermath of a shooting in Denver where a sheriff's deputy was killed and others were injured, before an NFL football game between the Denver Broncos and the Kansas City Chiefs, Sunday, Dec. 31, 2017, in Denver. (AP Photo/Joe Mahoney)
- Joe Mahoney