SIOUX FALLS, S.D. (KELO) – Authorities on the Cheyenne River Reservation are looking into the deaths of two people in Eagle Butte.

Cheyenne River Sioux Tribe Law Enforcement says officers were called to a home after 4 p.m. Tuesday. 

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A 23-year-old man and 20-year-old woman were pronounced dead at the scene.

Tribal law enforcement says they are working with the FBI office in Pierre to investigate the deaths.

If you have any information, you are asked to call tribal authorities.