Biden visits South Korea amid "real risk of some kind of provocation"
As Biden arrived to tout deals for American jobs, North Korea was poised for a nuclear weapons test and China launched military exercises.
Nuclear Weapons
Biden heading to Asia amid rising threat of new North Korea nuclear test
An analyst tells CBS News that Kim Jong Un's regime could be ready to resume nuclear testing by the end of the month after a 3-year pause.
Russia's threats aren't scaring Finland away from its NATO bid
As Finland and Sweden's leaders seek the reassurance of NATO defense, CBS News tours a nuclear bunker in Helsinki – part of the legacy of Russia's last invasion.
N. Korea fires more suspected ballistic missiles as U.S. seeks sanctions
Kim Jong Un's latest apparent weapons test came a day after South Korea swore in its new leader, and as the Biden administration pushed for more sanctions at the U.N.
New South Korea leader takes oath, hints at bid to lure Kim back to talks
Yoon Suk-yeol was elected by voters fed up with his predecessor's moderate stance on the country's nuclear-armed neighbor. He says "the door to dialogue will remain open."
Russia nuclear missile test sparks concern
A recent CBS News poll suggests that nearly 70% of adults believe that Russia's invasion of Ukraine could lead to a nuclear war. Russian nuclear missile tests have sparked further concern across NATO nations. Ian Lee reports.
Putin "doesn't believe he can afford to lose," CIA director says
But there's no indication the Russian president is preparing for imminent use of nuclear weapons, William Burns said.
North Korea's Kim threatens to use nukes preemptively "if necessary"
Kim Jong Un expressed "firm will" to continue developing his nuclear-armed military, North Korea's official news agency said.
CBS News poll: 70% of adults worried war in Ukraine could lead to nuclear warfare
Some fear that a nuclear war could be on the horizon due to Russia's invasion of Ukraine.
Ukraine says Russia resorting to "blackmail," nuclear threats as war rages
36 years after the Chernobyl disaster, Zelenskyy says Russia firing missiles over the nuclear plant has left him "speechless," as Moscow cuts the gas to 2 Ukrainian allies.
Russia says Ukraine war could go nuclear if West keeps sending weapons
Ukraine's government called the latest dire warning from Moscow a sign that Putin's regime "senses defeat" as the fighting, and the weapons shipments, intensify.
Sweden and Finland weigh joining NATO
Sweden and Finland could become members of NATO as soon as this summer. Russia is threatening to bolster its border security in the Baltic region, including deploying nuclear weapons, if the Scandinavian countries join the military alliance. Former U.S. Ambassador to Finland Derek Shearer joins CBS News anchor Carter Evans to discuss the potential shift in the military alliance.
Concerns mount about nuclear warfare
The war in Ukraine is sparking fears about the use of nuclear weapons. Tom Karako, the director of the Missile Defense Project at the Center for Strategic and International Studies, spoke with CBS News anchors Tanya Rivero and Nikki Battiste about Russia's nuclear arsenal.
Concerns about Russian escalation in Ukraine
Ukrainian President Volodymyr Zelenskyy says he would guarantee a non-nuclear status for his country in order to end the war with Russia. Russia controls one of the largest nuclear stockpiles in the world, leaving many to wonder what the country will do next in its invasion of Ukraine. Ian Williams, deputy director of the Missile Defense Project at the Center for Strategic and International Studies, joins CBS News to discuss.
Ukraine war increasing nuclear weapons concerns
Some defense experts and world leaders are growing increasingly concerned that Russian President Vladimir Putin could use his country's weapons of mass destruction, including nuclear weapons. James Siebens, a fellow in defense strategy and planning at the Stimson Center, speaks with CBS News anchor Lana Zak about the possibility of nuclear war breaking out.
Russian invasion stalls
Russia is failing to make advancements on the ground in Ukraine, reports CBS News foreign correspondent Holly Williams from Zhytomyr, Ukraine. Then, CBS News foreign correspondent Imtiaz Tyab joins CBS News from Lviv with details from the ground and on rising concerns that Russia will rely on more extreme tactics to win the war.
Zelenskyy makes impassioned plea for more U.S. aid
In an address to Congress, Ukrainian President Zelenskyy thanked the U.S. for the support it's provided, but made clear that it's not enough. President Biden announced another $800 million in military aid. Weijia Jiang has the details.
Kyiv mayor on withstanding Russian assault
Kyiv Mayor Vitali Klitschko spoke with CBS News about the ongoing war. He told “CBS Evening News” anchor and managing editor Norah O'Donnell that it's possible Russia could carry out a chemical weapons attack because Russia "doesn’t have morals."
Concerns over Ukraine's nuclear facilities
Russian forces took over the Chernobyl nuclear facility in Ukraine last month, and the International Atomic Energy Agency has expressed alarm about the facility's safety. Oleksandr Danylyuk, the co-founder of the Center for National Resilience and Development, joined CBS News to discuss the risks of Chernobyl and other Ukrainian nuclear facilities being under Russian control.
U.S., Europe continue to sanction Russia
President Biden warned Russia that if they use chemical weapons they will pay a severe price. His warning came after the U.S. placed more sanctions on Russia, restricting its ability to trade. Debra Alfarone reports.
U.S. responds to "serious escalation" of North Korean missile tests
Pentagon enhancing intelligence gathering and missile defense readiness in the region after Kim Jong Un regime tests components for a huge new missile.
South Korea elects new leader vowing to teach Kim Jong Un "some manners"
After years of left-leaning leadership bent on forging diplomacy with North Korea, the key U.S. ally appears set to change its stance on "rude boy" Kim.
Ukraine's social media resistance
Ukrainian officials and volunteers are trying to stop false reports about the Russian invasion from spreading online. Former Deputy Minister of Information Policy for Ukraine Dmytro Zolotukhin joined CBS News' Vladimir Duthiers and Anne-Marie Green to talk about his country's social media resistance.
North Korea accused of firing suspected ballistic missile into sea
South Korea's presidential office said national security adviser Suh Hoon will preside over an emergency National Security Council meeting to discuss the launch.
Does Russia have the resources to take Kyiv?
Russia's invasion of Ukraine is moving more slowly than expected, with forces facing heavy Ukrainian resistance. Former White House chief of staff and former Homeland Security secretary Gen. John Kelly speaks with CBS News about whether Moscow has the resources to take Kyiv.
U.S. sending aircraft carrier to Latin America in major buildup
The deployment dramatically increases the number of U.S. service members and ships dedicated to countering narcotics traffickers.
Live
Government shutdown hits Day 24 with no deal in sight
The government shutdown hit Day 24 with no deal in sight as the Senate stands adjourned for the weekend. Follow live updates here.
Newsom calls Trump's consideration of sending troops to San Francisco "laughable"
In a "CBS Sunday Morning" interview to air Oct. 26, the California governor dismisses the president's proposal to send National Guard troops to San Francisco, and says that he would sue to block any such attempt.
U.S. sanctions Colombian president amid intensifying feud with Trump
The U.S. sanctioned the Colombian president, an escalation of the feud between President Trump and the South American leader.
N.Y. AG Letitia James pleads not guilty to bank fraud charges in federal court
New York Attorney General Letitia James was indicted by the Justice Department in October on bank fraud charges.
Company that made lift used in Louvre heist hopes to cash in
German businessman Alexander Böcker was reading the news with his wife when she told him about a robbery at the Louvre in Paris. They soon saw an opportunity.
Exclusive
Colombia's leader slams U.S. boat strikes as illegal and ineffective
Colombian President Gustavo Petro gives his side of the story as he engages Trump in a war of words over mounting U.S. boat strikes.
Accused fentanyl kingpin "Brother Wang" extradited to U.S.
Zhi Dong Zhang, known as "Brother Wang," escaped house arrest in Mexico in July and has now been transferred into U.S. custody, officials said.
Isabelle Tate, "9-1-1: Nashville" actor who died at 23, had neurological disease
Isabelle Tate previously shared she suffered from a progressive neuromuscular disease and her family requested memorial donations be sent to the the Charcot-Marie-Tooth Association.