PINE RIDGE, S.D. (AP) — Authorities say four men have died in a head-on crash on the Pine Ridge Indian Reservation in southwestern South Dakota.

The Rapid City Journal reports a vehicle and a pickup collided north of the community of Pine Ridge around 9 p.m. Saturday. The FBI says brothers Cody and Cole Two Bulls and Al Dreamer III were in the vehicle and were killed. Monte Little Cody Jr., who was in the pickup, was also killed.

According to the FBI, a woman and three children who were also in the pickup survived.

The FBI and the Bureau of Indian Affairs are investigating the crash.

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