Lt. Col. Alexander Vindman’s lawsuit accuses Donald Trump Jr., Rudy Giuliani, and others of a participating in a ‘coordinated campaign’ of retaliation against him.

Multiple high-level government officials have wondered whether Putin has dirt on Trump.

The Defense Department officials are scheduled to appear before the House Armed Services Committee.

At the same time, Trump is purging people who have fought against corruption in his administration.

John Rood raised concerns about Trump’s hold on military assistance to Ukraine.

Trump’s former chief of staff is trying to redeem his record.

Trump asked the military to ‘take a look at’ possible punishments for Lt. Col. Alexander Vindman, who was already removed from his job for testifying in the impeachment probe.

Republican House Leader Kevin McCarthy doesn’t think it’s a problem that Trump had an impeachment witness removed from his post last week.

Republicans have maintained a complicit silence since Trump fired the decorated Army officer who testified before Congress in the impeachment inquiry last year.

Gordon Sondland donated $1 million to Donald Trump’s 2017 inauguration.

The Senate minority leader praised Lt. Col. Alexander Vindman for ‘bravely stepping forward to tell the truth.’

A lawyer for Lt. Col. Alexander Vindman, the National Security Council’s top Ukraine expert, said Vindman was ‘asked to leave for telling the truth’ and because he ‘frightened the powerful.’

The Tennessee lawmaker is under fire for smearing Lt. Col. Alexander Vindman, a top National Security Council adviser, once again.

Public servants who blew the whistle on Donald Trump’s dealings with Ukraine get a special shout-out in Time magazine’s ‘Person of the Year’ issue.

House Intelligence Committee Chairman Adam Schiff described several of this week’s impeachment inquiry witnesses, many of whom are immigrants, as “the best of this country.”

Tennessee’s Marsha Blackburn, a member of the Senate Veterans’ Affairs Committee, criticized Lt. Col. Alexander Vindman this week, after he testified in a public impeachment hearing.

Putin has long pushed the baseless conspiracy that Ukraine was responsible for 2016 election interference — and Trump has eagerly latched on.

Witnesses with firsthand knowledge of Trump’s pressure campaign against Ukraine blew holes in the GOP’s already weak defense.

Rep. Adam Schiff says GOP lawmakers aren’t bothered by Trump’s alleged crimes, only that someone blew the whistle on them.

Republican Rep. Jim Jordan’s attempt to discredit Lt. Col. Alexander Vindman at the impeachment hearing failed.

The GOP counsel insinuated that Lt. Col. Alexander Vindman’s true loyalty is to Ukraine and not the United States during Tuesday’s impeachment inquiry hearing.

Lt. Col. Alexander Vindman, who has been smeared by right-wing figures, defended his fellow impeachment inquiry witnesses from GOP attacks.

David Holmes’ testimony knocked down the GOP argument that Trump was deeply concerned about corruption in Ukraine.

Eight key witnesses will testify publicly this week, some with firsthand knowledge of Trump’s efforts to pressure Ukraine.

What you should know about the testimonies released this week in the House impeachment inquiry.

Republicans used their time questioning Lt. Col. Alexander Vindman to expose the whistleblower, despite threats against the person’s life.

The House committees leading the impeachment inquiry have released the transcripts of Lt. Col. Alexander Vindman and Dr. Fiona Hill.

A handful of allies of acting White House chief of staff Mick Mulvaney will ignore subpoenas in the impeachment probe.

Officials praised Vindman for ‘a long history of selfless service to his country.’

Trump’s former national security adviser left the administration on bad terms and now may testify in the House’s impeachment probe.