February 19, 2020 - PBS NewsHour full episode

Six Democratic presidential candidates face off Wednesday in Las Vegas, and for the first time, Michael Bloomberg will be on the debate stage. Nevada, home to the next contest in the primary season, is also more diverse than the last two states where the Democrats competed. Judy Woodruff gets a preview of the debate and the stakes behind the upcoming caucuses from Amna Nawaz.

Michael Bloomberg is many things: activist, billionaire, established politician from a big city. Now he's also a presidential race disrupter. Before the former mayor takes the Democratic debate stage in Las Vegas on Wednesday, Lisa Desjardins talks with Eleanor Randolph, author of “The Many Lives of Michael Bloomberg,” to understand his complicated and sometimes controversial record.

There are many unanswered questions about the deadly novel coronavirus outbreak, but the Chinese government has released new information about the mortality rate and other important concerns. William Brangham talks with Dr. Anthony Fauci of the National Institutes of Health about whether some patients are catching the virus without getting sick and the global effort to contain it.

Five years into Europe's migration crisis, the conditions in the notorious Moria camp on the Greek island of Lesbos are hellish. Refugee children are especially vulnerable, facing hunger, bad sanitation and the threat of violence. Special correspondent Malcolm Brabant reports that angry local residents are demanding a solution.

The Thwaites Glacier is the largest, most menacing source of rising sea levels all over the world, and it is melting at an alarming rate. For years, scientists have warily watched it from afar, but in November, a team set out on a perilous journey to investigate what is happening below. Science correspondent Miles O’Brien reports on what they discovered.

A new, acclaimed novel takes a young child's meltdown and turns it into a surreal satire of modern life. In "Nothing to See Here," author Kevin Wilson uses a universal experience of parenthood to explore some incendiary family dynamics. Wilson sits down with Jeffrey Brown for a conversation.