An elderly Las Vegas couple was found dead in California’s Death Valley National Park in what authorities said Wednesday was a murder-suicide.

Paul Fischer, 73, and Mary Fischer, 72, were found dead Jan. 13 after Paul Fischer called the Inyo County Sheriff’s Office to report that he had just killed his wife and was planning to kill himself, according to information published by the National Park. Service.

He told the 911 operator where to find the couple, the park service said.

The husband left a note in the couple’s car explaining that his wife suffered from chronic health problems, according to the National Park Service.

Law enforcement officials from the Inyo County Sheriff’s Office, Inyo County Coroner’s Office, National Park Service, California Highway Patrol and Bureau of Land Management responded to the incident.

If you or someone you know is in crisis, please call 988 to reach the Suicide and Crisis Lifeline. You can also call the National Suicide Prevention Lifeline at 800-273-8255, text HOME to 741741, or visit TalkingSuicide.com/resources for additional resources.

joseph cradduck contributed.