The FBI raided former national security Advisor John Bolton's home in Bethesda, Maryland, on Friday as part of a “national security investigation in search of classified records,” a source familiar with the matter confirmed to NBC News. The FBI declined to comment. Bolton did not immediately respond to NBC News' request for comment.

The FBI conducted a court-authorized search at John Bolton’s home as part of a national security investigation into whether he disclosed classified information in his 2020 book, according to two people familiar with the matter.

FBI agents searched the home of John Bolton, a former adviser to U.S. President Donald Trump turned persistent critic, on Friday in what a source familiar with the matter said was part of a national security probe.