DENHAM SPRINGS, La. (BRPROUD) — Deputies are investigating an apparent murder-suicide.

The sheriff’s office said deputies were dispatched to a Denham Springs home at around 10 p.m. Monday, Nov. 21.

“Upon arrival, the pair was found unresponsive,” said Sheriff Jason Ard. “Our investigation revealed the female suffered a gunshot wound to the upper torso while the male had a self-inflicted gunshot wound to the upper extremities.  Our investigation also led to detectives learning the two argued earlier in the evening.  Detectives are still investigating to determine what led up to this incident. We can tell you the two were long-time acquaintances.”

The sheriff’s office identified the victim as 73-year-old Patricia Blue and the suspect as 74-year-old Carl Altazin.

An investigation is ongoing.