GREENBELT, Maryland >> John Bolton, the national security hawk and former adviser to Donald Trump who has become one of the U.S. president’s biggest critics, pleaded not guilty today to charges of mishandling classified information.

GREENBELT, Maryland: John Bolton, the national security hawk and former adviser to Donald Trump who has become one of the United States president's biggest critics, pleaded not guilty

John Bolton, the national security hawk and former adviser to Donald Trump who has become one of the U.S. president's biggest critics, pleaded not guilty on Friday to charges of mishandling classified information.

John Bolton, former national security advisor to Donald Trump before becoming an outspoken critic of the US president, pleaded not guilty Friday to charges of mishandling classified information, becoming…

John Bolton, Donald Trump’s former national security adviser and one of his fiercest critics, was indicted Thursday on charges of retaining and transmitting classified national defence information. The…

John Bolton, the national security hawk and former adviser to Donald Trump who has become one of the U.S. president's biggest critics, arrived at a federal courthouse to surrender on Friday morning on charges of mishandling classified information. Story by Rachel Griffiths.