October 20, 2015 11:57 AM EDT

U.S. Immigration and Customs Enforcement (ICE) said Tuesday that it is investigating reports that a supervisor used government time to recruit workers for private sex swinger parties at his home.

An internal misconduct investigation is looking into the claims centered on workers in San Diego, ICE spokeswoman Lauren Mack told NBC News in a statement.

It follows a report by the San Diego Union Tribune that an accusation of gross sexual misconduct was made in a complaint submitted to the Inspector General for the Department of Homeland Security earlier this year.

The newspaper said employees at the ICE Enforcement…

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