Fire crews from in western South Dakota and Nebraska are battling a structure fire at the Pine Ridge Oil and Pine Ridge Trading Co. in Pine Ridge village.
The fire started Saturday morning and has spread to at least half of the building.
Pine Ridge Oil Co. serves as gas station and a mercantile and has been in Pine Ridge for decades.
The Oglala Lakota County Emergency Management department is managing the scene and is asking people to stay away from the area.
The cause is unknown at this time.