If you’re photographed by a “red light camera” in an intersection while you’re waiting to turn right, have you committed an offence? Is it legal to drive a motorised esky on a highway, road or road-related area? What about tethering a dog to the front handlebars of your bicycle? David and Ron explore the complex legislation that is known as the Victorian Road Safety Act.

And we appear to have had a change of Prime Minister since our last Prima Facie. This, in itself, isn't entirely surprising. But what if Tony Abbott hadn't resigned? Would the country be in some unsustainable political limbo? When does this become a constitutional issue?