A Ukrainian attack on a Russian ship appears to have caused a massive explosion at a Crimea port in Kyiv’s largest strike against Russia’s navy in months. It’s a morale boost for Ukraine, but it comes after a counteroffensive that has not gone to plan with money for the country’s defenses running out. CBS News correspondent Roxana Saberi has more on the strike and former U.S. Ambassador to Ukraine John Herbst joined CBS News to discuss the state of the war. Source

The U.S. Supreme Court has never ruled on Section 3 of the 14th Amendment, which was added after the Civil War to prevent former Confederates from returning to government. Source

The campaign had in early November announced an eight-figure advertising buy in Iowa and New Hampshire. Source

2023 is on track to be the warmest year on record, according to the World Meteorological Organization. CBS News correspondent Dave Malkoff explores what 2024 could bring. Source

Kratom is commonly marketed as a wellness wonder, but the FDA warns not to use it due to the “risk of serious adverse effects.” Source

2024 Republican presidential candidate Vivek Ramaswamy is stopping TV ads in Iowa and New Hampshire with less than 30 days until the early state contests, according to a campaign spokesperson. CBS News campaign reporter Jake Rosen has the latest. Source

2023 was a historic year for women in U.S. politics, with a record-high number holding office in Congress. Amanda Hunter, executive director of the Barbara Lee Family Foundation, joins CBS News to unpack the importance of the milestone. Source

A winter storm that snarled Christmas travel in the central portion of the U.S. is now bringing flood watches and warnings to the East Coast. The Weather Channel meteorologist Mike Bettes has the forecast. Source

Geopolitics took center stage in 2023 with the outbreak of the Israel-Hamas war and the continuation of the war in Ukraine. Seth Jones, senior vice president of the Center for Strategic and International Studies, joins CBS News to discuss how the year’s major global events impacted U.S. foreign affairs. Source

Kratom is commonly marketed as a health wonder, but the FDA warns of “serious adverse effects.” It has even been blamed for several deaths. Mark Strassmann reports. Source