It simply means the House of Representatives will bring charges against the president, he said a day after the New York Times reported that it found a memo in which the sacked FBI Director James Comey said that he was asked by Trump to stop Flynn's investigations.
The Senate intelligence committee on Wednesday asked Comey to appear before the panel in both open and closed sessions.
On Tuesday, The New York Times reported that Comey had written notes about a conversation with Trump where the president urged him to drop the FBI investigation into former national security advisor Mike Flynn's alleged links to Russian Federation and Turkey.
"We need to punish the Americans, it's possible, so that we don't put Trump in a position where he is again tempted, we need to abstain from transferring information to him, or to only give him partial information so that he can't endanger any source", Yatom, who headed the spy agency from 1999 to 2001, told Israeli radio.
"I'm hopeful we can reach agreement in a bipartisan fashion on how to move forward in a professional manner", Graham said.More news: Trump's mishandling of intelligence secrets could affect cooperation over N. Korea: congressman
Under Chaffetz, the Oversight Committee has gone after Republican and Democratic pet issues alike, including allegations that former Secretary of State Hillary Clinton leaked classified information through her private email server.
The White House has denied that Trump attempted to influence the investigation.
Multiple investigations are ongoing into Russia's meddling in the 2016 election.
"He says there's a difference between "'Hey, Flynn's a good guy, it would be nice if you cut him a break" as opposed to "I'm the president.
Comey's memo, an apparent effort to create a paper trail of his contacts with the White House, would be the clearest evidence to date that the president has tried to influence the investigation.More news: No laptop ban extension on Europe-US flights - for now
All 33 Democrats on the two committees made the call in a joint letter Tuesday that seeks an immediate public hearing with FBI Director James Comey.
John McCain, chairman of the Senate Armed Services Committee, said late Tuesday that the developments had reached "Watergate size and scale". "It is obvious - there are some people out there who want to harm the president".
The intensifying drama comes as Trump is tomorrow set to embark on his first foreign trip, something that had been optimistically viewed by some aides as an opportunity to reset an administration that is now floundering under an inexperienced president.
Associated Press writers Vivian Salama and Jill Colvin contributed.More news: 'Situation grave', Pakistan may hang Jadhav soon: India at ICJ
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