Source: Office of United States Attorneys
RAPID CITY – United States Attorney Alison J. Ramsdell announced that a jury has convicted Anfernee Rondeau, age 28, of Wounded Knee, South Dakota, of Aggravated Sexual Abuse of a Minor following a three-day jury trial in federal district court in Rapid City, South Dakota. The verdict was returned on May 22, 2025.
The charge carries a mandatory minimum of 30 years up to life in custody and/or a $250,000 fine, a minimum of 5 years of supervised release, and a $100 special assessment to the Federal Crime Victims Fund.
Rondeau was indicted by a federal grand jury in October 2024.
Evidence at the three-day jury trial established on the evening of April 4, 2024, Rondeau, his girlfriend, and his girlfriend’s 6-year-old daughter returned home after an evening of drinking. Both adults were intoxicated. Rondeau and his girlfriend and the child went into a bedroom. A short while later, a 13-year old witness heard the child crying. When the 13-year old went to check on the child, she observed Rondeau on top of the child. Rondeau’s pants were partially unzipped and pulled down. The child’s pants and underwear were pulled down. The 13-year old witness acted heroically and pushed Rondeau off of the child. The 13-year-old wrapped the child in a blanket and carried her to another family member inside the house. Rondeau was arrested the next day by tribal authorities.
This case was investigated by the Oglala Sioux Tribe Department of Public Safety and the Federal Bureau of Investigation. Assistant U.S. Attorney Megan Poppen prosecuted the case.
A presentence investigation was ordered and a sentencing date will be set. The defendant was remanded to the custody of the U.S. Marshals Service.