DENVER — An argument escalated to a fatal shooting in Denver’s Ruby Hill neighborhood Wednesday morning.

The Denver Police Department said officers were called out to the 1700 block of West Mosier Place around 9:10 a.m. for a reported shooting.

Authorities arrived and found a man, who was taken to the hospital and pronounced dead. The Denver Office of the Medical Examiner will release his identity at a later time.

Investigators learned that the incident began as an argument and escalated to a shooting. The two people involved knew each other, according to Denver police.

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Officers identified Anthony Huff, 64, as the suspect. He was located and arrested near the scene, Denver PD said Wednesday.

Huff is being held for investigation of first-degree murder. The Denver District Attorney’s Office will make the final determination regarding charges.