One of the most significant foreign policy changes with the Biden administration has been its policies in the Arabian peninsula. Arms sales to aid the Saudi Arabian offensive in Yemen have been suspended, and the U.S. has called upon the kingdom to release political prisoners. For a closer look at all this, Christiane speaks with Yemeni Nobel laureate Tawakkol Karman and journalist Robert Worth.

As the second impeachment trial of former President Trump begins, the charge he faces is “incitement of insurrection” with reference to the January 6 Capitol riots. The defense argues that the trial is unconstitutional and that Trump's rhetoric was protected by the First Amendment. Bob Corker served as a Republican senator until 2019 and was an early Trump critic. He joins the show to discuss.

The films and works of Mike Nichols have become era-defining cultural landmarks, from "Who’s Afraid of Virginia Woolf?" to "Angels in America." Yet success wasn’t always assured for the young boy who fled the Nazis to find refuge in America. Author Mark Harris joins the show to discuss his new biography, which explores the extraordinary journey of Nichols from refugee to American cultural titan.

Conventional wisdom predicts Donald Trump won’t be convicted, but Heather Cox Richardson says: Not so fast. The historian and Boston College professor’s thoughtful daily digest, "Letters from an American," has become a hugely popular analysis of modern American politics. As she explains to Walter Isaacson, she believes simple math could help the Democrats win a conviction.

Protesters are on the streets of Myanmar for the fifth day in a row following a military coup against their democracy. They are rallying around Aung San Suu Kyi, the country’s pro-democracy icon turned controversial defender of the military’s brutal campaign against the Rohingya people. A former U.S. ambassador to Myanmar joins the show to analyze the situation.

In the impeachment trial, a key element of the prosecution's case is a dramatic video taken at the Capitol during the insurrection. Who were the actual faces in the crowd? Ronan Farrow has profiled three different rioters to learn more about their backgrounds. All three have been arrested and now face criminal charges. Farrow joins Michel Martin to discuss the takeaways from his investigation.

With four Grammy nominations, Phoebe Bridgers is loved by critics and fans alike. In a gig that broke the internet on Saturday Night Live last weekend, her performance ended with the classic rock star move of smashing her guitar on an amp. Fresh from her SNL triumph, Phoebe speaks with Christiane about her music -- and what it’s like to release a hit album while in lockdown.

On the second day of Trump’s impeachment trial, we learn that in Georgia prosecutors have launched a criminal investigation into the former president’s attempts to overturn the state’s election results. Wise heads in the Senate say the trial results are pre-ordained, but there have been hints that Republicans could be swayed. Constitutional law scholar Noah Feldman joins the show to discuss.

South Africa paused its rollout of the Oxford/AstraZeneca vaccine due to a small study which suggests it offers minimal protection against mild and moderate cases of the so-called South Africa variant. To this situation and vaccine hesitancy in the region, Christiane speaks with UNICEF's Angus Thomson and Dr. Matshidiso Moet, the World Health Organization’s regional director for Africa.

Born in Kentucky, Nikki King saw firsthand the devastating impact of the opioid crisis and became determined to give those suffering from addiction a fighting chance. She moved to Indiana, where she established an innovative new addiction program that focuses on treatment and support rather than jail. She tells Hari Sreenivasan how this could serve as a model for other rural areas.

Over the course of her 60 year career, Judy Collins has given concerts all over the globe with perhaps her most famous being her first solo appearance at The Town Hall in New York in 1964. Collins has now filmed a new concert from that same venue, which will be streamed later this week. She joins the show from her apartment to reflect on this latest step in her impressive career.

Nury Turkel was born into a re-education camp during China’s Cultural Revolution and is now a lawyer who has secured asylum for more than 100 Uyghur refugees. He also serves on the U.S. Commission on International Religious Freedom. Turkel joins the show to shed light on the plight of the Uyghur people.

The new book "Four Hundred Souls: A Community History of African America 1619-2019" aims to be a “choral history” of the United States. It features essays from such prominent Black voices as Angela Davis and Nikole Hannah-Jones. The book was co-edited by Ibram X. Kendi and Keisha N. Blain, who speak with Michel Martin about what they hope to achieve with this project.

In the new film "Falling," Oscar-nominated actor Viggo Mortensen turns his hand to directing in the very personal story of a father's strained relationship with his gay son, who cares for him as he loses his battle against dementia. Mortensen, who plays a lead role, also wrote, directed, and scored the film. He speaks with Christiane about this passion project.

Allies have welcomed President Biden's commitment to the international order, while the Kremlin scorned his words on Russia as aggressive. Biden also honed in on China, where there is a fair amount of consensus in Congress, particularly on human rights. Christiane discusses all this with Senator Bob Menendez, who in January ascended to chair of the Senate Foreign Relations Committee.

A new study by Oxford University shows that its AstraZeneca vaccine can prevent serious COVID illness as well as actually slow down transmission of the virus. Christiane discusses this with renowned medical researcher Dr. Helen Rees and journalist Tim Harford, who has been tracking the vaccine rollout closely.

Truman Capote is one of the most recognizable yet enigmatic literary figures of the modern era. "In Cold Blood" and "Breakfast at Tiffany’s" were literary blockbusters now regarded as classics. A new documentary, "The Capote Tapes," centers around the author's unfinished novel "Answered Prayers" -- the project that destroyed his social standing and led to his decline.

After living in NY for 25 years, author Charles Blow moved to Atlanta. In his new book, "The Devil You Know: A Black Power Manifesto," he proposes that Black Americans in the north do the same and return to the South -- the region fled by their ancestors -- with the intention of establishing political power in key cities. Blow joins Hari Sreenivasan to make his case for a reverse Great Migration.

The Republicans are in a highly divisive fight for the soul of their own party as House Minority Leader Kevin McCarthy refuses to strip a GOP congresswoman who embraced QAnon conspiracy theories of her committee assignments. Where does the Grand Old Party stand these days? Arkansas Gov. Asa Hutchinson joins Christiane to discuss his party's existential crisis.

A new HBO series focuses on the 2017 murder of Swedish journalist Kim Wall, who went missing after she boarded a homemade submarine in Copenhagen to interview its designer. After an exhaustive investigation, she was found to have been murdered. Writer and director Tobias Lindholm joins the show alongside Kim’s parents to discuss the series and Kim’s legacy.