About 11 million TV viewers watched the start of the U.S. Senate impeachment trial of President Donald Trump on Tuesday when lawmakers sparred for hours over witnesses and records for the historic proceedings, according to Nielsen ratings data.

Democrats accused President Donald Trump at the start of his impeachment trial on Wednesday of a corrupt scheme to pressure Ukraine to help him get re-elected and warned that America's global prestige will suffer if the U.S. Senate acquits him.

U.S. Senate Democratic leader Chuck Schumer on Wednesday ruled out a so-called witness trade in which Republicans call witnesses Democrats want in exchange for former Vice President Joe Biden's son Hunter Biden testifying in President Donald Trump's impeachment trial.

The lead Democratic prosecutor accused President Donald Trump at his impeachment trial in the U.S. Senate on Wednesday of setting up a corrupt scheme to pressure Ukraine to help him win re-election this coming November.

The lead Democratic prosecutor accused President Donald Trump at his impeachment trial in the U.S. Senate on Wednesday of setting up a corrupt scheme to pressure Ukraine to help him win re-election this coming November.

The Republican-controlled U.S. Senate will hear opening arguments in President Donald Trump's impeachment trial on Wednesday, beginning several days of argument on whether to remove Trump from office.

U.S. Senate Democratic Leader Chuck Schumer on Wednesday did not slam the door shut on the possibility of Joe Biden or his son Hunter testifying in the impeachment trial of President Donald Trump, but he said there was no need to hear from anyone unrelated to the charges.

U.S. Secretary of State Mike Pompeo said on Wednesday he would be ready to testify in President Donald Trump's impeachment trial if legally obliged to, as political squabbles over the process intensified in Washington.

U.S. President Donald Trump on Wednesday said he would prefer a longer impeachment trial so that current and former top administration officials could testify, but that having them appear would present national security concerns.

The Republican-controlled U.S. Senate will hear opening arguments in President Donald Trump's impeachment trial on Wednesday, beginning up to six days of presentations on the question of whether Trump should be removed from office.