In a bid to speed up crucial COVID-19 research, the European Union today launched a pledging marathon, co-hosted by Canada, France, Germany, Italy, and others. But notable absences include India, Russia, and the United States. European Commission President Ursula von der Leyen is overseeing the effort, and joins the program to talk about the pledging goal and the importance of global unity.

Health experts warn that communities in the Amazon region are in danger of being wiped out by COVID-19. A large group of artists and celebrities have written an open letter to President Bolsonaro urging him to prevent a coronavirus "genocide," and one of the signatories--renowned Brazilian photographer Sebastião Salgado--joins the program to discuss.

General David Petraeus led troops in Iraq during the 2003 war and also led coalition forces in Afghanistan. He then went on to lead the CIA and is now global chair of the New York investment firm KKR, so he is well-placed to know what constitutes good strategic leadership. Petraeus speaks with Walter Isaacson about how wartime lessons can be applied to fighting a pandemic.

Historian and documentary filmmaker Ken Burns says that in these fraught times, it's more important than ever for America to live by its motto, "E Pluribus Unum" -- "Out of Many, One." In fact, "UNUM" is the name of Burns' online resource for history buffs, an incredible compendium of his work across four decades. He joins the show from New Hampshire to explain what history can teach us.

Christiane speaks with two tennis greats, Billie Jean King and Andy Murray, to discuss gender equality and the impact of the pandemic on their sport,

New Yorker journalist Charles Duhigg has been comparing the pandemic responses in New York and Seattle. Both cities were hit by the outbreak at around the same time, from late February to early March. Today, New York accounts for more than 30% of all U.S. coronavirus deaths, and fewer than 2% are in Washington. Duhigg speaks to Michel Martin about exactly how this disparity developed.

The COVID-19 pandemic is sending shockwaves through the very idea of American exceptionalism, exacerbated by criticisms of President Trump's handling of the situation. To discuss the current administration and to dig into how exactly the media should cover it, Christiane speaks with two renowned columnists on both sides of the Atlantic.

A new TV series explores a coming-of-age romance for our times. "Normal People" is the best-selling novel from Irish author Sally Rooney, and the TV adaptation by the BBC and Hulu is getting rave reviews. Christiane speaks to the two lead actors about making the series--and about releasing it at a time of extreme social distancing.

In March, Eric Ripert -- co-owner and executive chef of New York's prestigious Le Bernardin restaurant -- laid off his entire team. Since then, he's been helping City Harvest, a nonprofit organization feeding those in need. Though the future is uncertain, he tells Michel Martin that he is optimistic his restaurant will serve diners again.

Many countries' coronavirus stories have attracted little attention -- one such example being Barbados. The Caribbean island, a favorite vacation spot, is suffering acutely due to the sudden cessation of global tourism. Prime Minister Mia Mottley speaks frankly about the dangers facing Barbados "due to its small size and vulnerability to economic and environmental shocks."

This week, the U.S. government reopened the pipeline for small business loans, but there are reports of delays and problems with the approval process. Heidi Heitkamp, a businesswoman and former senator, joins today's program from conservative North Dakota, where she has had years of experience working with rural communities and local businesses.

Dr. Richard Levitan, an airway specialist who has practiced emergency medicine for over 30 years, is well aware of the urgency of the COVID-19 pandemic. When the virus began to overwhelm New York City at the end of March, he rushed from his home in New Hampshire to volunteer at Bellevue Hospital. He joins Hari Sreenivasan to explain what he learned on the front lines.

For most Americans, Dr. Anthony Fauci has become the face of the pandemic-- a regular presence at White House briefings. Michael Specter knows Fauci well, having reported on his work for more than three decades, and he joins the program to discuss the doctor’s career and his leadership during this pandemic.

Despite the very real financial pain, polls find that most people don’t want economies to open up unless COVID-19 is under control--but also that a huge majority of Americans fear the crisis will trigger economic collapse. To discuss this dilemma, Christiane is joined by Tim Phillips, who heads up the powerful Koch Family’s conservative advocacy group “Americans for Prosperity."

Bill Frist has worked as both a surgeon and the former Senate Majority Leader. He raised the alarm about preparing for pandemics 15 years ago. As Majority Leader, he helped pass PEPFAR, the Bush administration’s landmark emergency plan for AIDS relief that provided more than $80 billion in funding for HIV treatment. Frist speaks with Michel Martin about President Trump's approach to COVID-19.

Imagine writing a novel about a deadly new virus that emerges in Asia and spreads worldwide – only to then watch it all come true. That’s what happened to renowned journalist and author Lawrence Wright, whose new novel "The End of October" follows an epidemiologist for the World Health Organization in his quest to stop a pandemic. Wright joins the program to talk about his prophetic imagination.

We all know Kevin Bacon from his popular roles in Hollywood hits like "Footloose," "A Few Good Men" and "Apollo 13." Now, he’s using his platform to help our hard-working healthcare forces through his charity SixDegrees.org. Through his name and his connections, Bacon is spreading the primary message of the age: Stay home.

Christiane speaks with Dr. Richard Horton, editor-in-chief of The Lancet, the renowned medical journal that published the first paper on COVID-19 back in January, about what the UK got wrong and where it goes from here.

A pioneering mathematician and geneticist, Eric Lander helped lead the Human Genome Project, and now--in just two weeks--he has transformed the renowned MIT and Harvard Biomedical Research Lab into a mass testing facility. Lander explains to Walter Isaacson exactly what it will take to scale up the essential testing that will enable our exiting severe pandemic restrictions.

While many are suffering from the economic and health devastation caused by COVID-19, some governments are taking the opportunity to grab more power, undermining fragile democracies. To assess the rise of autocracy under COVID-19, Christiane speaks with David Rohde, whose new book examines the possible existence of a shadow government in the U.S.--alongside historian and journalist Anne Applebaum.