The latest casualties from the Trump administration, the latest on the violence in Libya and the invention of the modern dog.

Waiting on the writs. Did the Ukraine's far-right Azov movement and its violent ideology encourage the Christchurch terror attack? Pilgrimage: A new Frank Hurley exhibition focussing on his lesser known photographic work.

Abul Rizvi and Joanna Howe discuss migration policy and the shifting from permanent to temporary.

Veteran New Yorker proof reader and Comma Queen, Mary Norris, reveals the surprising ways Ancient Greek has shaped modern English.

Author Adrian Levy discusses his book The Siege: 68 hours inside the Taj hotel and examines the motivations of those responsible for the terror attack in Mumbai in 2008.

There was an increase in aid to the Pacific announced in the budget - but is it the right kind of aid? Can King Bibi survive in Israel's 2019 election? The courageous female doctors who defied the WW1 military, saved lives, helped the wounded and then went unrecognised.

Bruce Shapiro discusses Joe Biden and women plus deepening Mexican border problems and disaster funding. Why Australia needs to focus strategically on the Indian Ocean. And a new profile of seven prominent Australian comic actors.

Laura Tingle gives her budget preview, Sarah Maddison explains why Indigenous policy needs to be upturned and the seedy underbelly of crime that thrived during World War 2.

How America's loss in Vietnam served as a rallying point for white supremacist movements, and a new cookbook and exhibition at MONA in Hobart shows how to turn invasive species into food.

Ian Dunt leads us through the Brexit labyrinth as MPs vote on alternatives to Theresa May's deal, Heidi Tworek explores how Germany tried to control international news in the early 20th century and Peter Godfrey-Smith asks why Australia has exercised such a deep influence on philosophy overseas.

The Mueller Report. No Collusion but is Trump exonerated? Public mistrust and a contaminated site that will take decades to repair are just some of the unresolved issues eight years after the reactor meltdown. Concrete is the most widely used substance on earth after water. Do the benefits of concrete still outweigh the cost to the environment?

Laura Tingle unravels the NSW election, we hear the conspiracies that Russia promotes about the West and the fascinating true crime story of the murder of Pamela Werner in Beijing in 1937.