Now playing Next USA 'A classic mob shakedown': Lawmakers react to summary of Trump's Ukraine call Sen. Elizabeth Warren, a leading Democratic presidential candidate, called the memo "a smoking gun." 25/09/2019
Now playing Next USA Pelosi's 'foregone conclusion' problem on impeachment Analysis: It seems the House speaker has already concluded that Trump betrayed his country. She — and House Democrats — still need to persuade voters. 25/09/2019
Now playing Next USA Families of prisoners held in Iran accuse Tehran of 'hostage taking,' ask for global action The U.N. has said there are dozens of foreign nationals detained in Iran but many families choose not to make their cases public. 25/09/2019
Now playing Next USA Graphic: Which and how many Democrats support an impeachment inquiry? Track how many Democratic representatives support some type of impeachment action against President Trump with this NBC News graphic. 25/09/2019
Now playing Next USA Joe Biden: Donald Trump Ukraine call is affront to American values Former vice-president says Congress must hold the president accountable. 25/09/2019
Now playing Next USA Male model accused of taking home unconscious woman who died The victim, Thitima Noraphanpiphat, 25, worked as a "pretty," the term for young women hired for events such as auto shows to pose seductively with products. 25/09/2019
Now playing Next USA Five key points from day two of this year's United Nations The stage is set for another day of speeches at the General Assembly in New York 25/09/2019
Now playing Next USA Watch: Meet the gender-neutral doll, from the makers of Barbie The dolls are customisable and come with interchangeable hairstyles and outfits, so children can mix and match more traditionally 'masculine' and 'feminine' clothes. 25/09/2019
Now playing Next USA For Pelosi, starting an impeachment inquiry was the easy part First Read is your briefing from "Meet the Press" and the NBC Political Unit on the day's most important political stories and why they matter. 25/09/2019
Now playing Next USA Warren surges ahead in California survey amid polling hot streak "The changing voting preferences of California Democrats may be a harbinger of things to come elsewhere across the country," the poll's director said. 25/09/2019
Now playing Next USA Boris Johnson flies back to U.K. to face Brexit music "Holding the government to account and asking questions about what the government is doing is what Parliament is all about," said a former Conservative Party lawmaker. 25/09/2019
Now playing Next USA U.S. football player Wendell Brown released from Chinese prison "I'm coming home," Brown said before boarding a flight to Los Angeles after serving a prison term for his involvement in a bar fight. 25/09/2019
Now playing Next USA Trump's Biden-Ukraine conspiracy theory has been debunked. So what really happened? Trump's claims appear to be at the center of a scandal involving a phone call with Ukraine's president, in which Trump reportedly pressed for a probe of his political rival. 25/09/2019
Now playing Next no comment Makers of Barbie launch gender-inclusive fashion dolls The range also offers a choice of hair length, style, and skin tone, while featuring a more ambiguous body shape. 25/09/2019
Now playing Next USA Placido Domingo dropped by US opera house amid sex misconduct claims Opera singer Placido Domingo, facing allegations of sexual misconduct, says he has agreed to end his career at the Metropolitan Opera in New York. 25/09/2019
Now playing Next USA Slash emissions or watch cities vanish, rivers run dry, marine life collapse, study warns "Everybody in the world will be affected by the changes we are seeing," said Michael Meredith, one of the report's authors. 25/09/2019
Now playing Next USA How do IPCC experts think we should tackle rising seas & melting ice? The Intergovernmental Panel on Climate Change (IPCC) has released a report with stark warnings on the current and future state of the oceans and cryosphere - the ice that covers planet Earth. 25/09/2019
Now playing Next USA Trump gets temporary reprieve from testifying in Bronx civil trial A state appeals court delayed the order for Trump to testify while they weigh the president's appeal. 25/09/2019
Now playing Next USA What is impeachment and how does it work? Two presidents, Andrew Johnson and Bill Clinton, were impeached, but the Senate voted not to convict either of them. 25/09/2019
Now playing Next USA 4 key questions about the political fallout of the Trump impeachment inquiry Democrats, Republicans and the president enter uncharted territory as the 2020 race heats up. 25/09/2019
Now playing Next USA Judge tosses conviction against Michael Flynn's ex-lobbying partner, Bijan Rafiekian A jury convicted Bijan Rafiekian in July, but a judge said "the evidence was insufficient as a matter of law for the jury to convict [him]." 25/09/2019
Now playing Next USA US House Democrats plunge into Trump impeachment inquiry Trump's re-election campaign raised a quarter of a million dollars in just 15 minutes on Tuesday in the immediate aftermath of the announcement. 24/09/2019
Now playing Next USA Trump's Ukraine conduct may not be criminal, but it could be impeachable Legal analysis: The singling out of Joe Biden's son ultimately could compromise the president's possible defense. 24/09/2019
Now playing Next USA Federal investigation of Tony Podesta, Vin Weber ends without charges The lobbyists were being investigated for possibly violating foreign lobbying rules for work on a Ukrainian public relations campaign organized by Manafort 24/09/2019
Now playing Next USA First astronaut from UAE set to fly to space station The other two astronauts are from the U.S. and Russia, and all three are scheduled to leave on Wednesday. 24/09/2019
Now playing Next USA US Speaker Pelosi to announce formal impeachment inquiry of Trump More than two-thirds of the House Democratic caucus have come out in support of an inquiry as Trump's Ukraine scandal grows. 24/09/2019