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Press Release

Grand Jury Returns Three Indictments

For Immediate Release
U.S. Attorney's Office, Western District of Wisconsin

MADISON, WIS. - A federal grand jury in the Western District of Wisconsin, sitting in Madison, returned the following indictments today. You are advised that a charge is merely an accusation and a person named as defendant in an indictment is presumed innocent unless and until proven guilty.

Neenah Man Charged with Distributing Sexually Explicit Images of a Minor

Adam J. Westbrook, 34, Neenah, Wisconsin, is charged with distributing a visual depiction of a minor engaged in sexually explicit conduct. The indictment charges that Westbrook used Snapchat to distribute two videos of Minor A engaged in sexually explicit conduct on or about January 27, 2024. Westbrook will make his initial appearance on the charge on February 22, 2024, at 11:15 am.

If convicted, Westbrook faces a mandatory minimum penalty of 5 years and a maximum penalty of 20 years in prison.

The charge against Westbrook is the result of an investigation by the Wisconsin Department of Justice Division of Criminal Investigation and the Neenah, Lake Delton, and Kenosha Police Departments. Assistant United States Attorneys Elizabeth Altman and Anita Marie Boor are handling the case.

This investigation was a part of Project Safe Childhood, a nationwide initiative to combat child sexual exploitation and abuse. Project Safe Childhood marshals federal, state, and local resources to better locate, apprehend, and prosecute individuals who exploit children via the Internet, as well as to identify and rescue victims. For more information about Project Safe Childhood, please visit

Dane County Men Charged with Possessing Fentanyl and Methamphetamine Intended for Distribution

Corvalis M. Stewart, 36, Madison, Wisconsin, and Larry D. Williamson Jr., 35, Waunakee, Wisconsin, are charged with possessing 400 grams or more of fentanyl intended for distribution. The indictment alleges that the two men possessed the fentanyl on February 8, 2024. Both men were arrested on February 8, 2024, and remain in custody. Stewart and Williamson are also charged with possessing, with intent to distribute, 500 grams or more of a mixture containing fentanyl and methamphetamine on February 8, 2024.

If convicted, Stewart and Williamson, Jr. face a mandatory minimum penalty of ten years and a maximum penalty of life in prison on each charge.

The charges against Stewart and Williamson Jr. are the result of an investigation by the U.S. Department of Homeland Security’s Homeland Security Investigations, Dane County Narcotics Task Force, and the Middleton Police Department, with the assistance of the Air and Marine Operations Center (AMOC) in Riverside, CA. Assistant U.S. Attorney Corey Stephan is handling the case.

Eau Claire Men Charged with Distributing Fentanyl and Methamphetamine

Hector A. Jimenez-Sosa, 41, and Mario R. Aviles, 26, both of Eau Claire, Wisconsin, are charged with distributing fentanyl and methamphetamine on September 19, 2023, and with distributing fentanyl on October 3, 2023. The indictment alleges that with respect to Jimenez-Sosa, the amount attributable to him on September 19, 2023, was 50 grams or more of methamphetamine. Jimenez-Sosa is also charged with  distributing 50 grams or more of methamphetamine on October 31, 2023.

If convicted, Jimenez-Sosa faces a mandatory minimum penalty of 5 years and a maximum penalty of 40 years in prison on the two charges involving distribution of 50 grams or more of methamphetamine. If convicted on the other charges, both Jimenez-Sosa and Aviles face maximum penalties of 20 years in prison.

The charges against Jimenez-Sosa and Aviles were the result of an investigation by the West Central Drug Task Force, Eau Claire Police Department, Eau Claire County Sheriff’s Office, Drug Enforcement Administration, and the United States Postal Inspection Service. Assistant U.S. Attorney Steven P. Anderson is handling the case.

Updated February 21, 2024

Project Safe Childhood
Drug Trafficking