Democrats serving as prosecutors in U.S. President Donald Trump's impeachment trial will make their case that he improperly interfered in Congress' probe of his dealings with Ukraine in their final day of arguments on Friday.

The lawmaker walking U.S. senators methodically through the case for removing President Donald Trump from office is also becoming Exhibit A in efforts by the president's allies to defend him.

Democrats worked methodically at U.S. President Donald Trump's impeachment trial on Thursday to dismantle his long-standing allegation that Democratic presidential contender Joe Biden acted improperly toward Ukraine while vice president.

Democrats worked methodically at U.S. President Donald Trump's impeachment trial on Thursday to dismantle his long-standing allegation that Democratic presidential contender Joe Biden acted improperly toward Ukraine while vice president.

Democrats worked methodically at U.S. President Donald Trump's impeachment trial on Thursday to dismantle his long-standing allegation that Democratic presidential contender Joe Biden acted improperly toward Ukraine while vice president.

Democrats worked methodically at U.S. President Donald Trump's impeachment trial on Thursday to dismantle his long-standing allegation that Democratic presidential contender Joe Biden acted improperly toward Ukraine while vice president.

About 8.9 million TV viewers watched the U.S. Senate impeachment trial of President Donald Trump on Wednesday, the first day Democrats laid out their case against the president, marking a significant drop from the roughly 11 million viewers who watched on Tuesday, according to Nielsen ratings data.

The 100 U.S. senators who will determine whether to remove President Donald Trump from office at the end of his impeachment trial managed to stay seated and listen to the Democratic case against him for about 20 minutes on Thursday.

There have been few chuckles during U.S. President Donald Trump's impeachment trial in the Senate. But a wisecrack on Thursday about Russian President Vladimir Putin produced some laughter, at least from the Democratic side of the chamber.

Democrats on Thursday pressed their case at U.S. President Donald Trump's Senate trial for removing him from office by using the words of his own allies against him to make the point that his actions constituted impeachment offenses, but his fellow Republicans showed no signs of turning against him.