The National Energy Guarantee has been a focus of federal politics this week. Shutterstock

VIDEO: Michelle Grattan on Emma Husar, Barnaby Joyce and the NEG

Michelle Grattan talks to University of Canberra Vice-Chancellor and President, Professor Deep Saini about the week in politics, including Labor’s Emma Husar’s announcement she won’t be re-contesting her seat at the the next election, Barnaby Joyce’s promoting of his new book, and the government’s battle to seek approval for the National Energy Guarantee.