Minister for Rural Health Fiona Nash is congratulated by Prime Minister <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Malcolm+Turnbull&family=editorial&specificpeople=2125595 ng-click='$event.stopPropagation()'>Malcolm Turnbull</a> after becoming the new Deputy Leader of the National Party at Parliament House on February 11, 2016 in Canberra, Australia. Warren Truss announced his retirement earlier on Thursday, triggering a leadership ballot.