President TrumpDonald John TrumpThe Guardian slams Trump over comments about assault on reporter Five takeaways from the first North Dakota Senate debate Watchdog org: Tillerson used million in taxpayer funds to fly throughout US MORE's eldest son on Friday night declared that the ongoing probe into ties between the Trump campaign and Russia during the presidential contest is a "witch hunt."

“Obviously, this has been a witch hunt, probably the greatest since the Salem witch trials,” Donald Trump Jr.Donald (Don) John TrumpElection Countdown: Florida Senate fight resumes after hurricane | Cruz softens ObamaCare attacks | GOP worries Trump will lose suburban women | Latest Senate polls | Rep. Dave Brat gets Trump's 'total endorsement' | Dem candidates raise record B Eric Trump: Trump Org has 'zero investments' in Russia or Saudi Arabia West Virginia sports stars back Manchin in new ad MORE told Fox News's Tucker Carlson. 

“The interesting thing about it is the only collusion, the only shadiness, the only thing that has been discovered is what the prior administration, the [Democratic National Committee] and all of them have done," he asserted.

ADVERTISEMENT

The comments follow a push by Republicans for the release of a memo that GOP lawmakers say will reveal high-level government abuse surrounding the probe into allegations of collusion between the Trump campaign and Russia's election meddling.

Trump Jr. has become a subject in the federal and congressional probes into the matter due to his June 2016 meeting with a Russian lawyer and other campaign officials at Trump Tower.

Emails revealed the president's son agreed to the meeting after he was told he would receive damaging information on then-Democratic presidential nominee Hillary ClintonHillary Diane Rodham ClintonWatchdog org: Tillerson used million in taxpayer funds to fly throughout US Republicans cancel airtime in swing Vegas district The Democratic Donald Trump is coming MORE

President Trump has referred to the probe as "the greatest witch hunt in American political history."