The Department of Justice (DOJ) signaled Friday that former national security adviser John Bolton could face additional charges in his criminal case over allegedly mishandled classified documents...

Former US national security adviser John Bolton Former US national security adviser John Bolton has been indicted by a federal grand jury, becoming the third prominent critic of President Donald Trump to face criminal charges recently...

Then US National Security Adviser John Bolton speaks to reporters at the White House on May 1, 2019...

In AFP this file photo taken on April 09, 2018, US President Donald Trump shakes hands with National Security Advisor John Bolton during a meeting with senior military leaders at the White House in Washington, DC...

In this file photo National Security Adviser John Bolton stands alongside US President Donald Trump as he speaks during a meeting with NATO Secretary General Jens Stoltenberg in the Oval Office of the White House in Washington, DC, on May 17, 2018...

The United States on Tuesday (June 16) sued former national security adviser John Bolton, seeking to block him from publishing a book about his time in the White House that it said contained classified information and would compromise national security...

John Bolton and Donald Trump at the White House in Washington DC, on 9 April 2018...

The White House has warned former national security adviser John Bolton not to publish his book containing evidence about President Donald Trump’s attempts to pressure Ukraine to investigate his political rival...

US President Donald Trump’s legal team has wrapped up three days of arguments in his Senate impeachment trial, calling the charges against the Republican president unfounded and politically motivated...