Firefighters are battling a new Los Angeles wildfire. President Trump has ordered troops to the southern border. Nashville police are investigating a deadly school shooting. CBS's Steve Kathan has these stories and much more in today's World News Roundup.

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20-thousand people ordered to evacuate after a wildfire explodes north of Los Angeles. 17-year-old shooter opens fire in Nashville high school cafeteria, killing one and wounding another before turning the gun on himself. Trump administration prepares to send troops to the southern border. CBS News Correspondent Jennifer Keiper with tonight's World News Roundup.

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Historic winter storm along the Gulf Coast. The Trump Administration takes action on diversity. Fallout from those January 6th pardons. CBS's Steve Kathan has these stories and much more in today's World News Roundup.

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President Trump holds a wide-ranging news conference on the first full day of his second term. More than a dozen states challenge President Trump's executive order ending the constitutional guarantee of birthright citizenship. The former sister-in-law of Trump's pick for Defense Secretary law alleges abuse against second wife in affidavit. CBS News Correspondent Jennifer Keiper with tonight's World News Roundup.

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President Trump returns to power. Trump outlines his agenda for his second term. Trump says he'll pardon January 6th rioters. CBS News Correspondents Jennifer Keiper and Linda Kenyon with tonight's World News Roundup.

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On the "CBS News Weekend Roundup," host Allison Keyes looks ahead to Inauguration Day with CBS's Nancy Cordes. The Supreme Court upholds a federal law banning TikTok in the U.S. We'll speak with Robert Berger about the Gaza ceasefire and hostage release deal. In the "Kaleidoscope with Allison Keyes" segment, a look at the impact of Monday's two very different federal holidays in this very divided nation.

Featured: CBS's Linda Kenyon looks at President Biden's unusual farewell speech to the nation.

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Israel's cabinet approves Gaza cease fire deal that would allow for release of dozens of hostages. Supreme Court upholds TikTok ban. Inauguration Day forecast calls for bone-chilling cold, so President-elect Trump's swearing-in will be moved indoors. CBS News Correspondent Jennifer Keiper with tonight's World News Roundup.

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Awaiting a Gaza hostage release. The clock ticks down for Tiktok. Los Angeles landslide risk. CBS News Correspondent Steve Kathan has today's World News Roundup.

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U.S. officials are confident the Israel-Hamas cease fire deal will go forward despite a delay. Partial lifting of evacuation orders in the Pacific Palisades fire. President Biden gives farewell speech to U.S. troops. CBS News Correspondent Jennifer Keiper with tonight's World News Roundup.

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