General Motors said it will lay off more than 14,000 employees and close seven factories worldwide. The company cited a need for realignment as the future of electric and self-driving vehicles approaches. The affected U.S. plants, however, are located in regions already hard hit by job losses and slow wage growth. Wall Street cheered the announcement, pushing the automaker's shares higher. —David E. Rovella

Here are today's top stories

A landmark U.S. government climate change study filled with sobering news about how, by 2090, Americans will be forced to pay hundreds of billions of dollars more every year to sustain their current lives, didn't say how to slow the damage bringing that reckoning.

A Chinese researcher claimed he helped make the world's first genetically edited babies, twin girls whose DNA he said he altered with a powerful new tool capable of rewriting the very blueprint of life.

Facebook's continuous state of crisis this year is putting immense pressure on Chief Operating Officer Sheryl Sandberg, undermining her authority and tainting her image.

The Mars InSight survived a harrowing descent to the red planet's surface. The probe's mission will help NASA prepare for manned missions.

Democrats like Nancy Pelosi don't want to impeach President Donald Trump, Francis Wilkinson writes for Bloomberg Opinion, but Special Counsel Robert Mueller may make that impossible.

Their reluctance may stem from the Democratic Party's "blue wave" on election day, when an emphasis on healthcare and Social Security (rather than Trump) seemed to pay dividends.

What's Joe Weisenthal thinking about? The Bloomberg news director is thinking about the big hole markets are in, and the nine weeks of turbulence that got us here.

What you'll need to know tomorrow

• Russia attacks Ukraine's ships, so Ukraine declares martial law.
• One of Trump's closest aides plans to quit.
• Las Vegas is home to the world's biggest marijuana store.
• Commodities will soar next year according to Goldman Sachs.
• The bottom is nowhere in sight as far as Bitcoin is concerned.
• The plug-in hybrid is just hitting its stride. Too bad it's about to die.
• JPMorgan says leveraged loans will still be hot come 2019.

What you'll want to read tonight

The Brilliant Gift Ideas You've Been Waiting For

Commercials have got it all wrong: The easiest way to win the holidays is not by giving your lucky recipients something they never expected—it’s giving them a better version of what they already have.

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