Anna Henderson's Canberra, how best to commemorate war, plus Lake Eyre tourists need fuel

Our regular Canberra correspondent on the latest polling, and Independent David Pocock's new focus on taxing gas. Historian Peter Stanley argues for a new way to do war commemoration, and the spectacle of a flooded Lake Eyre/Kathi-Thanda is alluring, but fuel anxiety may limit the number of visitors. GuestsAnna Henderson, SBS chief political correspondentPeter Stanley, former Australian War  Memorial historianTrevor Wright, owner of the William Creek pub and Wrightsair, which does Lake Eyre joy flights