The Justice Department has appointed former Federal Bureau of Investigation director Robert Mueller as special prosecutor to investigate alleged Russian interference in the 2016 United States presidential campaign, including potential links between Moscow and Trump campaign associates.
The committee also asked the White House to provide any recordings, if they exist, detailing interactions with Comey that relate to the FBI's investigation into Russia's role in the election - or Clinton email scandal.
But Chaffetz indicated he hasn't been able to get in touch with Comey, who became such a national fixture when Trump fired that cable networks broadcast helicopter footage of his ride to the airport.
"But he also felt that he could not refuse a presidential invitation, particularly not one that went to a broad array of law enforcement leadership".
On Wednesday, the Justice Department picked a special counsel to lead the Russian Federation investigation.
"I think it's totally ridiculous", he said.
Trump says In a written statement that he looks forward to "this matter concluding quickly".More news: Swedish prosecutor drops rape investigation of Assange
The FBI, with the help of the Treasury Department, the CIA and other agencies, is examining evidence of possible contacts, money transfers and business relationships between a variety of Trump associates and Russian officials, the sources say.
"I think it divides the country". That report might have helped tip the scales in favor of naming a special counsel for the investigation into alleged Russian collusion with the Trump campaign, which also came Wednesday.
Minority Leader Nancy Pelosi said in a statement Wednesday that Mueller is "a respected public servant of the highest integrity".
Donald Trump has responded with a direct - if brief - "No".
Rep. Elijah Cummings of Maryland, the top Democrat on the Oversight Committee, calls Mueller a "solid choice", and commends Deputy Attorney General Ron Rosenstein for putting "our country and justice system first".
"My decision (to appoint a special counsel) is not the finding that crimes have been committed or that any prosecution is warranted. Impeccable credentials. Should be widely accepted". King says, "I'm anxious with all special counsels because there's no control over them and they can abuse their power". 'It is obvious there are some people out there who want to harm the president. The hearing is expected to looking specifically at Trump's influence on the investigation into Trump, his allies and their connections to Russian Federation.