The Democratic leader in the U.S. House of Representatives, Nancy Pelosi, says there is no question President Donald Trump abused his power in interactions with former FBI Director James Comey but that it remains to be seen if he obstructed justice.

U.S. President Donald Trump defended his firing of FBI Director James Comey on Thursday and said he did not ask Comey to end his probe into former National Security Adviser Michael Flynn.

President Donald Trump asked then-FBI Director James Comey to shut down an investigation into ties between former White House national security adviser Michael Flynn and Russia, an associate of Comey, who has seen the memo, said on Tuesday.

U.S. President Donald Trump said on Wednesday he fired FBI Director James Comey because he "wasn't doing a good job."

U.S. senators react to the firing of FBI Director James Comey in interviews with Bloomberg Chief Washington Correspondent Kevin Cirilli.

President Donald Trump on Tuesday abruptly fired FBI Director James Comey in the fallout over Comey's probe of Democratic presidential nominee Hillary Clinton's emails last year, saying Comey was no longer able to effectively lead the agency.

FBI Director James Comey confirmed that the bureau is conducting an investigation of potential ties between Russia and associates of President Donald Trump during the 2016 campaign. He spoke during testimony before the House Intelligence Committee.

FBI Director James Comey says neither the Department of Justice nor his own agency has evidence to support a claim by U.S. President Donald Trump that his Trump Tower headquarters had been wiretapped during the 2016 election campaign.