Bolton held the high-profile position of National Security Advisor from 2018 to 2019. He later became an outspoken critic of the president, particularly in regard to his approach on Russia

The FBI searched the Maryland home of Donald Trump's former national security adviser, John Bolton, earlier today. Agents also searched his office in downtown Washington DC. Here's what we've learned throughout the day:

As FBI agents on Friday searched the home and office of John Bolton, once a top adviser to the president, Donald Trump didn't hold back, telling reporters: "I'm not a fan of John Bolton. He's a real sort of a lowlife."