Why Markets Crashed on Monday

In a 5-to-4 decision, the Supreme Court ruled on Thursday that President Trump may not shut down Deferred Action for Childhood Arrivals, or DACA, the program that shields immigrants brought to the United States as children from deportation. But is this the end of challenges to DACA?“The Latest,” from the team behind “The Daily,” brings you the most important developments on today’s biggest news stories.

Bernie Sanders has suspended his 2020 presidential campaign, marking the end of a quest to the White House that began five years ago. We look at why Sanders is calling his campaign an ideological victory, and how he plans to champion his messages as a senator working with the Democratic Party.“The Latest,” from the team behind “The Daily,” brings you the most important developments on today’s biggest news stories.

On Monday, President Trump announced sweeping new guidelines to control the spread of the coronavirus. Among them: encouraging Americans to work from home and to avoid gatherings of more than 10 people. We look at a report that may have inspired the president’s change in tone — and whether U.S. hospitals are prepared for the potentially staggering projections.“The Latest,” from the team behind “The Daily,” brings you the most important developments on today’s biggest news stories.

Last night was a make-or-break moment for Senator Bernie Sanders, who needed a comeback from a loss to former Vice President Joseph R. Biden Jr. in the Super Tuesday primaries. After Mr. Sanders lost the primary in Michigan, a state he won in an upset in 2016, we ask: Is Mr. Biden now the presumptive Democratic nominee for president? And if not, what is Mr. Sanders’s path forward? “The Latest,” from the team behind “The Daily,” brings you the most important developments on today’s biggest news stories.

Within minutes of the U.S. stock market opening on Monday, the S&P 500 sunk so swiftly that it triggered a 15-minute pause in trading, a rare event meant to prevent stocks from crashing. We look at why this happened and what it means for the U.S. economy.“The Latest,” from the team behind “The Daily,” brings you the most important developments on today’s biggest news stories. You can find more information about it here.

On the debate stage in Charleston, candidates went after Senator Bernie Sanders, painting his potential nomination as dangerous for the party and questioning his chances of winning against President Trump. “The Latest,” from the team behind “The Daily,” brings you the most important developments on today’s biggest news stories. You can find more information about it here.

Last night, the Democratic debate in Nevada revealed more open hostility and made more personal attacks than in any of the previous six debates in the race for the nomination. Today, we explore what these attacks reflect about the state of the Democratic race and the urgency that the candidates are feeling.“The Latest,” from the team behind “The Daily,” brings you the most important developments on today’s biggest news stories. You can find more information about it here.

After a night of chaos and confusion at the Iowa caucuses, and nearly a full day since the results were initially expected, the state’s Democratic Party has announced only partial numbers, from 62 percent of precincts. We look at what the debacle in Iowa will mean for the results — when they’re finally released.“The Latest,” from the team behind “The Daily,” brings you the most important developments on today’s biggest news stories. You can find more information about it here.

In a 51-to-49 vote, Republicans shut down an effort by Democrats to bring new witnesses and documents into the Senate impeachment trial. As they cleared a path toward acquittal, some Republicans stepped forward to explain why they voted as they did — even though they believed what President Trump did was wrong.“The Latest” is a series on the impeachment process, from the team behind “The Daily.” You can find more information about it here.

In the question-and-answer stage of the Senate impeachment trial, Alan Dershowitz, the celebrity lawyer on President Trump’s legal team, made an argument that stunned many who heard it. Say that Mr. Trump did extend a quid pro quo to Ukraine, and that he did it to improve his own re-election prospects. Says Mr. Dershowitz: What’s wrong with that?“The Latest” is a new series on the impeachment inquiry, from the team behind “The Daily.” You can find more information about it here.