It was the first time Mueller spoke publicly about the 22-month investigation, which concluded in March.
Trump has been resisting efforts by the committee to put the Mueller report under a microscope, suggesting it is a fruitless exercise born of partisan politics.
Nadler's committee has been at the forefront of investigations into the administration and has said all options should remain on the table.
Mueller had said that a sitting president could not charged with a crime because of longstanding Justice Department policy. "That is unconstitutional. Even if the charge is kept under seal and hidden from public view-that too is prohibited", he said.
Sudanese military cancels agreements with opposition, calls for general elections
The Military council decides on...cancelling what was agreed on and stopping negotiating with the Alliance for Freedom and Change. Protesters meanwhile remain in the streets demanding that the military yield power to a civilian authority.
Asked in March whether he thought Mueller acted honorably while leading the Russian Federation probe, Trump said, "Yes he did".
William Barr testifies at the start of the U.S. Senate Judiciary Committee confirmation hearing on his nomination to be attorney general of the United States on Capitol Hill in Washington, U.S., January 15, 2019.
In another move marking an escalation in House Democrats' approach to oversight, the full House will vote to hold Attorney General William Barr in contempt of Congress on June 11 for not complying with their subpoena for the full unredacted Mueller report.
The measure follows through on House Democrats' plans to go to court in their quest for an unredacted copy of Special Counsel Robert Mueller's report on his investigation of Russian meddling in the 2016 USA presidential election, possible obstruction of that probe by Trump and top officials' testimony.
Nissan may pay big price for resistance to FCA-Renault merger
Fiat Chrysler Automobiles ( FCA ) has improved its offer to Renault for the proposed $35 billion merger of the two carmakers . The American automaker thanked the heads of Renault, along with its Alliance partners Nissan and Mitsubishi.
The panel, composed of Speaker Nancy Pelosi, Majority Leader Steny Hoyer, Whip Jim Clyburn, Minority Leader Kevin McCarthy and Minority Whip Steve Scalise, is controlled by the majority party. "Nancy Pelosi is a disaster, ok? She's said, let's develop the facts".
"I was there in the Clinton administration when we went through that fiasco and it hurt the Republicans because the American people don't want you playing politics with their tax dollars and their lives", he said.
Rep. Jerrold Nadler (D-N.Y.) on Capitol Hill in Washington on December 20, 2018.
The holdup for now is Mueller's preference to only answer questions in private. "The case is closed!" he tweeted following Mueller's statement last week.
'We are investigating all of the things we would investigate, frankly, in an impeachment inquiry, ' Nadler said. "We want him to testify openly". And while that may take some more time than some people want it to take, I respect their impatience, ' she said.
Young couple die mysteriously during 'amazing vacation' in Fiji, family says
According to Fiji Broadcast Corporation , the embassy said it is not aware of any specific public-health threat to the community. The family said that hospital workers were trying to take David Paul to an Australian hospital, but he died.