Are America’s closest allies getting cold feet about a friendship that’s lasted since World War II? Christiane speaks to Michael Ignatieff, former leader of Canada’s Liberal Party, about growing unease with Washington. Then, a true story of heroism and disaster on the edge of space. Forty years after the U.S. space shuttle Challenger exploded, shocking America and the world, best-selling author Adam Higginbotham speaks about his minute-by-minute account of the tragedy and the decisions that led ...Show moreto catastrophe. Plus, hopes of progress in Gaza, but in the occupied West Bank, Israeli settler violence continues to devastate Palestinian villages. Jeremy Diamond reports. Also ahead, Christiane’s conversation with a Holocaust survivor and legal titan. At 95 years old, Judge Theodor Meron reflects on a lifetime devoted to pursuing justice and accountability. And as the world marks Holocaust Remembrance Day this week, from Christiane’s archive: how the Nazis’ slaughter of six million Jews shocked the international community into outlawing genocide.   Air date: January 31, 2026   Guests: Michael Ignatieff Adam Higginbotham Judge Theodor Meron

Jan 31, 2026

As global power dynamics tilt eastward, Beijing is pressing its advantage, economically, diplomatically, and strategically, just as US foreign policy enters a period of upheaval. Elizabeth Economy, a former senior China adviser in the Biden administration and author of The World According to China, joins Bianna to unpack what she sees as Beijing’s strategy to dominate the next frontiers of power, and what it means for the future of the global order.  Also on today's show: Adam Higginbotham, Author, “Challenger”; Rebecca Newberger Goldstein, Author, "The Mattering Instinct"

Jan 30, 2026

President Trump has sent a clear message to Iran: Agree to a deal that results in "no nuclear weapons," or America will take military action. In response, Iran says its armed forces ready "with their fingers on the trigger." Vice Admiral Kevin Donegan is a veteran military planner who served as a Director of Operations for US Central Command, which includes the Middle East. He joins the show to breakdown the options on Trump's table.  Also on today's show: Karim Sadjadpour, Senior Fellow, Carnegie Endowment for International Peace; David Borenstein, Co-director, Mr Nobody Against Putin; Stephen Vladeck, Professor of Law, Georgetown University

Jan 29, 2026

The whole world is watching what is happening in Minnesota, the state at the center of President Donald Trump's immigration crackdown. Minneapolis Mayor Jacob Frey says local police won't enforce federal immigration policy. Some Republicans are now speaking out after the killing of ICU nurse Alex Pretti, with Senator Thom Tillis railing against both Homeland Security Chief Kristi Noem and top White House adviser Stephen Miller. Trump responded by calling Tillis a "loser" and a frequent target of...Show more Trump, Congresswoman Ilhan Omar, was attacked last night in Minneapolis. A man ran at Omar spraying an unknown substance, before he was tackled and taken away. To discuss this all, reporter Kevin Liptak joins the show.  Also on today's show: Brian A. Nichols, Former Assistant Secretary of State for Western Hemisphere Affairs; Milo Rau, Director and playwright, Hate Radio; Joseph Cox, Reporter and Co-Founder, 404 Media

Jan 28, 2026

A spate of new trade agreements shows how America’s global partners are hedging their bets against Trump's volatile tariff policy. Canada's Prime Minister Mark Carney saw all this coming. Speaking in Davos, he called for 'middle powers' to prepare for the end of the rules-based international order, warning, "if we're not at the table, we're on the menu." Historian Michael Ignatieff, who preceded Carney as head of Canada's Liberal Party, joins the show to discuss.   Also on today's show: Director Tamara Kotevska; NYT columnist Thomas Friedman

Jan 27, 2026

In Minneapolis, outrage is deepening and protests have intensified after the deadly shooting of 37-year-old registered nurse Alex Pretti. As tensions rise, local police fear the city may be heading down the same spiral that began in 2020, after the murder of George Floyd. The city's former chief of police, Medaria Arradondo, joins the show.  Also on today's show: David Bier, Director of Immigration Studies, Cato Institute; CNN Jerusalem Correspondent Jeremy Diamond; former Columbia University President Lee Bollinger

Jan 26, 2026

Donald Trump continues to lash out at the press and its coverage of his second term. The FBI raided the home of a Washington Post reporter and confiscated her devices. Authorities say it was part of an investigation into classified documents, but federal regulations to preserve press freedom and protect sources traditionally prevent such invasive action. Former Washington Post Executive Editor Marty Baron joins the show to discuss.  Also on today's show: Mahmood Mamdani, father of New York City Mayor Zohran Mamdani; National Geographic Fellow Paul Salopek

Jan 23, 2026

While the threat of war among allies over Greenland has abated, with Donald Trump announcing he's agreed on a security plan with the head of NATO, the details are still unclear. Tonight, EU leaders will gather in Brussels for an emergency summit. Former Danish Prime Minister Helle Thorning-Schmidt joins Christiane to discuss.  Also on today's show: Siamak Namazi, an Iranian-American businessman who was imprisoned in Iran for eight years; A. Rob Hirschfeld, Bishop, Episcopal Church of New Hampshire

Jan 22, 2026

Donald Trump flew to Davos this morning, where he dissed Europe, before he embraced it, called NATO deadbeat before saying he was 100% behind it, and doubled down on his push to take Greenland. But to a collective sigh of relief, the US president said he would not use force to get it. Finland's President Alexander Stubb was in the front row for Trump's speech.  Also on today's show: Former White House Trade Adviser Kelly Ann Shaw; Atlantic Staff Writer Charlie Warzel

Jan 21, 2026

Today marks one year since President Trump began his second term. In just one year, we've seen seismic shifts in America's foreign policy, such as his relentless bid for Greenland. Plus, he's now threatening an additional 200% tariffs on French wine if Macron refuses to join his Gaza Board of Peace. Democratic Senator Chris Coons wants to de-escalate tensions and has just finished a bipartisan congressional visit to Denmark. He joins the show from Davos.  Also on today's show: CNN Jerusalem correspondent Jeremy Diamond; NYT columnist Lydia Polgreen; Noubar Afeyan, Co-founder, Moderna

Jan 20, 2026