A decorated Atlanta Police Department officer was shot and killed by a homeowner this week after he allegedly broke into his neighbor's house while off duty.

Horton also recently won ' Investigator of the Year’ at the department’s annual “Crime is Toast” awards breakfast. Deputies said a video showed Horton “experiencing a mental health episode or under the influence of narcotics attempt [ing] to break into the front door of a residence.

A person was allegedly shot and killed by his roommate at a townhouse complex on Saturday, according to Atlanta police.Police said the suspect, who hasn’t been publicly identified, is still on the run.