The FBI searched the Virginia state Senate president’s office on Wednesday as part of a corruption investigation, a person familiar with the matter said.

The search at Virginia Sen. L. Louise Lucas’s district office in Portsmouth comes after the Democrat helped lead the state’s recent redistricting.

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The FBI said only that it was conducting a court-authorized search warrant in Portsmouth. The person who confirmed the FBI’s search was not authorized to discuss an ongoing investigation by name and spoke to The Associated Press on condition of anonymity.

This is a developing story. Check back for updates.