F.B.I. agents on Friday searched the home and office of John R. Bolton, President Trump’s former national security adviser, a major escalation of a long-running inquiry into whether he collected or l...

The FBI conducted a court-authorized search at former Trump national security advisor John Bolton’s home as part of a national security investigation, according to a person familiar with the matter.

It comes as U.S. media including Reuters and the Associated Press report, citing a source briefed on the matter, that the FBI searched the home on Friday as part of a national security probe.