Editor’s note: the Denver Office of the Medical Examiner identified the victim as 27-year-old Nelson Kimathi. The cause of death was identified as multiple gunshot wounds. 

A startled resident shot and killed a man who was intruding in their apartment early Sunday morning, according to the Denver Police Department.

The shooting happened near the 2300 block of east Evans Avenue in south Denver, at the One Observatory Park apartment complex near the University of Denver.

An initial call of a shooting came in around 1 a.m., according to a police department spokesperson.

Police officials said a “surprised” resident shot the intruder inside their home.

The man who intruded on the home was pronounced dead at the scene, according to police.

Police officials added the resident who shot the man is cooperating during the active investigation.