One person has been killed and five others injured after an explosion at a Mississippi home.

Copiah County Sheriff Byron Swilley said the incident happened Sunday afternoon at a home on Wilderness Road. He said the cause of the explosion is under investigation, and the State Fire Marshal’s Office will assist in the case.

Three people who were seriously injured were airlifted to the University of Mississippi Medical Center in Jackson, one from the scene and two from Copiah County Medical Center, according to Emergency Management Director Scott Barnes.

Loyd Star Volunteer Fire Department and Lincoln County Emergency Management Director Chris Reid were on scene assisting units there.

The victims have not been officially identified.