Mikhail Kasyanov, who served as Putin's Prime Minister when he first became President, speaks to Christiane Amanpour about the recent protests in Russia.
Christiane Amanpour speaks to the Syrian defector code named 'Caesar' about how he smuggled photos of people allegedly tortured to death in Assad regime jails.
"I think actually the [U.S.-Russia] relationship could stay either frozen or even get a little worse," says former Deputy Secretary of State Strobe Talbott.
Steven Erlanger from the New York Times and the Editor-in-chief of Bild Tanit Koch speak to Christiane Amanpour about Merkel's first meeting with Donald Trump.
"There have been some changes in the tempo and level of military activities," including decisions allowed by commanders in the field, says U.S. Sen. John McCain.
David McAllister, Chair of the European Parliament Foreign Affairs Committee, tells Christiane Amanpour the EU and Turkish officials must de-escalate tensions.
The "only real alternative to diplomacy is a military conflict," which would "be a disaster for all countries involved," the former U.S. Defense Secretary says.
Waad al-Kateab, a self-taught Syrian camerawoman who captured some of the most compelling footage in Aleppo, talks to Christiane Amanpour about her experience.
Carolyn Miles, CEO and president of Save the Children U.S., speaks to Christiane Amanpour about the group's report on the effects of Syria's war on children.
Former White House ethics lawyer Richard Painter tells Christiane Amanpour the U.S. Attorney General should have disclosed his communications with the Russians.