Reporters and editors across America are grappling with how to cover Donald Trump. His unorthodox presidential campaign and what some call dangerous rhetoric have led journalists to debate the value of objectivity. We discuss the media's challenges in covering Donald Trump.

How big cities in the US and around the world have been steering away from car-based planning.

Since 9/11, the federal government has spent hundreds of billions of dollars to make America safer. Fifteen years later, Diane and a panel of guests discuss the state of today’s airline and border security, intelligence sharing and counter-terrorism efforts.

Two perspectives on life in the Jim Crow South: how white children learned to believe that black Americans were inferior and the crushing conditions that motivated millions of African Americans to move from the South in search of a better life.

In the follow-up to her best-selling debut novel "The Miniaturist," Jessie Burton is back with "The Muse," a story that alternates the narratives of two women in separate turbulent decades of 20th century Europe—and how their lives are intertwined through a single mysterious painting.

After a rocky few weeks for his campaign, Donald Trump releases his new economic plan. Analysis of his proposals on taxes, trade and financial regulation – and how he’s distinguishing himself from Hillary Clinton.

More than 20 women have come forward to allege inappropriate behavior by former Fox News chairman Roger Ailes. The latest on the case that led to his abrupt departure and the challenges of confronting harassment and intimidation in the workplace.

A construction boom in Asia and Africa, and coastal restoration efforts worldwide, are creating a global demand for sand. The increase in sand excavation in oceans and rivers and the impact on the environment. Diane Rehm and a panel of guests discuss the impact this is having on coastal communities and ecosystems around the world.

The Obama administration defends a $400 million payment to Iran. The U.S. launches airstrikes on Islamic State targets in Libya. And the Summer Olympics begin in Brazil. A panel of journalists joins Diane for analysis of the week's top international news stories.

More Republicans question whether to support Donald Trump for president. The FBI continues to investigate a hack of Democratic National Committee emails. And the latest on a Zika outbreak in Miami. A panel of journalists joins Diane for analysis of the week's top national news stories.