While the Democratic presidential candidates are looking to unite the party behind them, it may prove especially difficult, due in part to some big divisions based on age. The problem is highlighted in an article in The Atlantic titled “The Millennials-Versus-Boomers Fight Divides the Democratic Party.” Author and Atlantic staff writer Derek Thompson joins “CBS This Morning Saturday” to discuss. Source

Tiny green army men have been in toy chests, and under parent’s feet, for nearly a century. Now, they’re officially opening their ranks to women — thanks to one little girl. Steve Hartman reports. Source

The museum aims to tell a crucial part of the city’s history: it was once the largest port of entry for enslaved people into the United States. Source

President Trump signed the biggest retirement bill in decades into law on Friday. The Secure Act was a bipartisan effort to help Americans prepare for retirement by raising the age you have to start withdrawing from retirement accounts, among other changes. Yahoo! Finance reporter Sibile Marcellus joins “CBS This Morning Saturday” to discuss. Source

Felipe Gómez Alonzo​ died on Christmas Eve last year and Jakelin Amei Rosmery Caal Maquin died on December 8. Source

One massive cruise ship slammed into another, and nearly hit a third on Friday. The terrifying scene unfolded when one ship was docking at the popular Mexican resort island of Cozumel. Incidents like these have happened before, Manuel Bojorquez reports. Source

As President Trump flew to south Florida Friday, he signed a series of spending bills that will keep the government running and avoid a repeat of last year’s shutdown. The measures authorize $1.4 trillion in federal spending. The legislation increases federal worker’s pay by an average of about 3%. It also authorizes $1.4 billion for security at the U.S.-Mexico border. That’s less than the $6 billion the president demanded last year during the shutdown battle. Source

Retailers will likely ring up record sales on the last Saturday of the holiday shopping season. With a surge in last-minute gift buyers, Saturday is expected to be the biggest shopping day of the year, even surpassing Black Friday. The National Retail Federation says holiday shoppers will spend $730 billion this holiday season, which is about 4% more than last year. Tom Hanson reports on the mad dash to snag the perfect gift. Source

It’s now the Republicans move in the impeachment stalemate in the Senate. Senate Majority Leader Mitch McConnell met with Democratic Leader Chuck Schumer, but says they are still at an impasse on how to proceed with an impeachment trial expected next month. Congress is out for the holiday recess, and the president is in Florida for the next two weeks. Chip Reid reports. Source

Senate Majority Leader Mitch McConnell and Minority Leader Chuck Schumer have failed to agree on witnesses and procedures for a Senate impeachment trial. Washington Post national correspondent Philip Bump joins “CBS This Morning Saturday” to discuss this stalemate, the next steps in the process and more political news. Source