Martinez, Calif. – On Thursday October 25, 2018, the Contra Costa County District Attorney’s Office charged 21-year-old Martinez resident Aaron Kurtis Mikkelsen with multiple felony violations including committing lewd acts with a minor under 13, producing child pornography, as well as selling and distributing child sexual abuse material online.
On October 23, 2018, the Contra Costa County Internet Crimes Against Children Task Force executed a search warrant in Martinez related to Mikkelsen selling child pornography on social media. During the search, investigators located evidence that Mikkelsen had sexually abused a child under 13 years old. Investigators located a significant amount of child sexual abuse material on his cell phone and in various social media accounts.
Mikkelsen will be arraigned in Martinez at the Contra Costa County Superior Courthouse this morning. Mikkelsen remains in the custody of the Contra Costa County Sheriff’s Office on $500,000 bail. Deputy District Attorney Jeffrey Kolko is prosecuting the case on behalf of the People.
The investigation was conducted by a multi-agency Internet Crimes Against Children Task Force, which is managed by the San Jose Police Department. In Contra Costa County, detectives and investigators from the Walnut Creek, Martinez, San Ramon, Concord and Moraga Police Departments, the Contra Costa County Sheriff’s Office, United States Secret Service, Homeland Security Investigations, the Contra Costa County Probation Department, and Inspectors from the Contra Costa County District Attorney’s Office participate in the task force.