Guest host Duncan McCue is joined by Toluse Olorunnipa, Molly Ball and, Keith Boag to unpack the latest on Kamala Harris' election campaign ahead of the democratic national convention, science writer Amorina Kingdon explains the effect of human activity on the natural marine soundscape, Jennifer Welsh, and Arif Lalani, discuss the latest developments in the conflicts in the Middle East and Ukraine, and 'Godmother of AI' Fei Fei Li reflects on her groundbreaking work.

Discover more at https://www.cbc.ca/sunday