Now playing Next USA U.S. withdrawal and Turkish invasion of Syria would be 'godsend' for ISIS, experts warn "We have more work to do to keep ISIS from coming back," said the spokesperson for the Kurdish-led forces. "If America leaves, all will be erased." 08/10/2019
Now playing Next USA Ancient lost city uncovered in Israel was the 'New York City' of its time The 5,000-year-old metropolis was one of the first of its kind in the region. 08/10/2019
Now playing Next USA Patient in Sweden being tested for Ebola, local hospital says "Ebola is not a likely diagnosis, but we cannot rule it out until we have a negative test result," according to the hospital. 08/10/2019
Now playing Next USA GOP criticizes Trump on overseas moves, but not on his conduct at home 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. 08/10/2019
Now playing Next no comment 'Bloodied protesters' stage climate demonstration in New York City Arrests were made in New York on Monday (October 7) as thousands of climate activists took to the streets to demand immediate action to cut carbon emissions and avert an ecological disaster. 08/10/2019
Now playing Next USA Trump administration orders ambassador at center of Ukraine scandal not to appear before Congress An attorney for Gordon Sondland said the ambassador "hopes" the State Department's qualms that "precludes his testimony will be resolved promptly." 08/10/2019
Now playing Next USA NBA's Silver says won't regulate what players, employees say amid Chinese anger Politicians criticized the league for its original response to a post supportive of Hong Kong protesters by Houston Rockets general manager. 08/10/2019
Now playing Next USA Physics Nobel goes to 3 scientists who shed light on 'Earth's place in the cosmos' One half of the award goes to Canadian-American James Peebles, and the other half jointly to Swiss scientists Michel Mayor and Didier Queloz. 08/10/2019
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Now playing Next USA Large humpback whale spotted in River Thames near London "We are 99.9999 percent sure it is a humpback whale — there have been multiple sightings," said a spokesman for the Port of London Authority. 08/10/2019
Now playing Next USA House Dems look for paper trail on blocked military aid to Ukraine Chief of staff Mick Mulvaney is under scrutiny after House committees issued subpoenas targeting the White House and the OMB. 08/10/2019
Now playing Next no comment Divers carve pumpkins in depths of Florida Keys A group of scuba divers submerged in the Florida Keys National Marine Sanctuary to take part in an underwater pumpkin carving contest 08/10/2019
Now playing Next Sport Brazil Judo Grand Slam: Brazil, Colombia, Japan and Russia excel Experience won the day on day two in Brasilia 08/10/2019
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Now playing Next USA Chaos in Syria, Washington after Trump call with Erdogan unleashed Turkish military U.S. forces in Syria got an urgent alert Monday morning to pull back. "They were told, 'We're departing the field,'" said senior U.S. defense officials. 08/10/2019
Now playing Next USA House Democrats call for ambassador to E.U. Sondland to resign Exclusive: An NBC News survey of lawmakers shows that almost a dozen want Sondland to resign ahead of his congressional testimony Tuesday. 07/10/2019
Now playing Next USA DHS chief walks off stage after protesters drown out immigration speech The demonstrators shouted, "Immigrants are under attack. What do we do? Stand up, fight back." 07/10/2019
Now playing Next USA Trump threatens to 'totally destroy and obliterate' Turkey's economy Trump's warning came after bipartisan complaints that he's leaving the U.S.-allied Kurdish fighters to the mercy of the Turkish military. 07/10/2019
Now playing Next USA Kamala Harris forced to address alleged sex assault at husband's law firm Harris' husband, Douglas Emhoff, is a partner at the firm that Vanina Guerrero is suing. 07/10/2019
Now playing Next USA House subpoenas defense secretary, Trump budget chief for Ukraine documents Democrats have so far issued five subpoenas as part of the impeachment probe. 07/10/2019
Now playing Next USA 'Disaster,' 'Betrayal,' 'Mistake': Republicans slam Trump's Syria pullout Several GOP lawmakers, including prominent Trump allies, excoriated the president's decision to pull the U.S. out of northern Syria and let Turkey move in. 07/10/2019
Now playing Next USA Former Ukraine envoy Volker steps down from McCain Institute post In a statement, Volker said attention on his role in President Trump's efforts to get Ukraine to investigate a political opponent has been a "distraction." 07/10/2019
Now playing Next USA 'Disgusting': U.S. politicians call out NBA for cowing to China amid Houston Rockets controversy "Moment of truth for NBA," Sen. Josh Hawley, R-Mo., tweeted. "Will they bow to pressure from repressive, authoritarian govt?" 07/10/2019
Now playing Next USA Trump loses New York court fight to keep tax returns hidden Trump had sued bid to block a subpoena from the Manhattan district attorney seeking eight years of personal and business tax documents. 07/10/2019
Now playing Next USA Conspiracy theories go mainstream inside the GOP 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. 07/10/2019
Now playing Next USA U.K. pushes for return of U.S. diplomat's wife after deadly crash A 42-year-old American woman is being treated as a suspect in the investigation into a motorcycle crash that killed a 19-year-old man. 07/10/2019