CNN Amanpour.

Senator Chris Coons of Delaware joins Christiane Amanpour in London to discuss the national emergency. Chris Ruddy, CEO of Newsmax Media and close friend of Trump, talks about the President's mindset as he faces criticism of his methods to get the border wall funds. Director Bing Lui discusses his film "Minding the Gap". Our Hari Sreenivasan sits down with Director Shawn Snyder and Actor Matthew Broderick to talk about "To Dust".

Richard Dearlove, the former Head of the British Secret Intelligence Service joins Christiane Amanpour in London to discuss dangers facing the West from Syria to Brexit. Our Alicia Menendez talks to Becca Heller, the Co-Founder of the International Refugee Assistance Program about her work protecting refugees in the U.S. from deportation. Nigerian Nobel Prize-winning author Wole Soyinka discusses this weekend's elections and Nigeria's relations with the U.S.

On this first anniversary of the shooting in Parkland, Florida, the Co-Founder of the March For Our Lives movement David Hogg joins Christiane Amanpour to discuss the progress made in the last year. Patricia and Manuel Oliver, the parents of a victim of the shooting, talk about their work to build on the Parkland legacy. Dave Cullen, the author of "Parkland: Birth of a Movement" discusses how the students can maintain the momentum their activism has gained. Our Hari Sreenivasan talks to Playwright Jez Butterworth and Actress Laura Donnelly about the production, "The Ferryman".

Jay Inslee, the Governor of Washington joins Christiane Amanpour from Seattle to discuss his potential 2020 Presidential campaign and the Green New Deal. Anna Taylor, the environmental youth activist, talks about her work as a leader of "Youth Strike 4 Action". Photographer James Balog discusses his new documentary "The Human Element". Our Michel Martin talks to Tarell Alvin McCraney and Andre Holland, Screenwriter and Executive Producer respectively of the film "High Flying Bird" about why it's important that African-Americans create their own stories.

Dee Margo, the Mayor of El Paso, joins Christiane Amanpour from Texas to discuss President Trump's rally and the ongoing controversy around the border wall. Mary Bauer and Ed Lavandera talk about the impacts of the President's child separation policy. Our Hari Sreenivasan talks to Michael Chertoff, the former U.S. Secretary of Homeland Security about his new book "Exploding Data: Reclaiming Our Cybersecurity in the Digital Age".