VIDEO: Michelle Grattan on candidate troubles - and pre-polling

The now former Liberal candidate for Lyons, Jessica Whelan avoided media questions as she trailed behind Morrison in Tasmania. Mick Tsikas/AAP

University of Canberra Deputy Vice-Chancellor Leigh Sullivan joins Michelle Grattan to talk about the week in politics. They discuss the first leaders debate on Monday held in Western Australia, the loss of candidates from multiple parties over offensive social media posts, questions around the cost of Labor’s climate change policy and the big number of votes cast in the first week of pre-polling.