Federal officials are set to launch a massive criminal investigation into voter fraud in California as part of a national effort to clean up the nation’s elections.

Sources with knowledge of the effort said that the Golden State is among eight states targeted in the sweeping operation to be executed by Homeland Security Investigations beginning Tuesday.

Other states slated for investigations include Washington, Wisconsin, Missouri, Georgia, California, Pennsylvania, Nevada, New York and Connecticut.

President Donald Trump’s has vowed to tackle election fraud and has prompted Homeland Security Secretary Markwayne Mullin and other regional prosecutors to make it a priority.

The multi-state undertaking comes as top Los Angeles federal prosecutor Bill Essayli has ramped up his own efforts in partnership with Homeland Security.

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