The FBI searched former national security adviser John Bolton's house in Bethesda, Maryland, early Friday morning, the bureau confirmed to CBS News.

"The FBI is conducting court authorized activity in the area," the FBI said in a statement. "There is no threat to public safety. We have no further comment."

Sources familiar with the search told CBS News it is related in part to a classified documents investigation.

FBI agents were also seen exiting a downtown Washington, D.C., building where Bolton's political action committee, John Bolton PAC, is located. Late Friday morning, the FBI confirmed agents were on site at his office for "court authorized activity." The Associated Press reported that after the search at Bolton's home had begun, he was seen in the lobby of the building, talking

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