RAPID CITY, S.D. (AP) - A 20-year-old Wanblee woman acknowledged that she drove drunk and caused an accident that killed a 5-month-old baby who was not in a car seat.

Jolene Chief Bear pleaded guilty in federal court in Rapid City to involuntary manslaughter, which carries a maximum punishment of 8 years in prison.

The accident happened Oct. 22 near Wanblee on the Pine Ridge Indian Reservation.

Court documents do not include the name of the baby or the relationship to Chief Bear.