Dreion Martise Dearing is a career criminal from Denver, Colorado. ^{[3] [2] [1] [0]}

Dearing was arrested twice in a seven-day span in 2013.

First on a robbery charge after he was accused of stealing an iPad from a woman and then on an assault charge after he allegedly attacked a man and knocking him unconscious. ^{[3] [2] [1] [0]}

He ultimately was convicted of robbery, the assault case was dismissed, and a Denver judge sentenced him to two years in the state’s Youthful Offender System.

He completed that sentence on August 21, 2016 and was released.

^{[3] [2] [1] [0]}

On Thursday, January 25, 2018, Dearing was booked on charges of first-degree murder murder of a peace officer, first-degree murder after deliberation and second-degree burglary in Adams County, Colorado. ^{[3] [2] [1] [0]}

Officer Heath Gumm was killed in the line of duty on January 24, 2018, when deputies responded to a call in a residential area roughly 8 miles north of downtown Denver.

^{[3] [2] [1] [0]}

Authorities were called to an assault in progress and saw Dearing run behind the house.

When deputies caught up with him, Dearing pulled out a handgun and opened fire, shooting Gumm in the chest. ^{[3] [2] [1] [0]}

2 suspects remain at large involved in the shooting.

^{[3] [2] [1] [0]}