Indonesia Earthquake: Rescue Operation Underway After Tsunami Hits

Indonesian rescue workers are struggling to evacuate people trapped in the debris of collapsed buildings in the city of Palu, following a 7.7 magnitude earthquake that triggered a tsunami.

Also in the programme: We find out how all-female termite colonies reproduce without males and we ask if Donald Trump's presidency has affected race relations in the United States.

(Photo: A picture taken on September 29, 2018 shows a collapsed building after an earthquake and tsunami hit Palu, on Sulawesi island. Credit: OLA GONDRONK/AFP/Getty Images)