A Queensland man who escaped justice for six years after killing his own mother was only caught when a secret listening device recorded him confessing his crime to his pet dog. Home Affairs Minister Peter Dutton has sent a legal letter threatening defamation action against Greens Senator Larissa Waters for calling him a “rape apologist”. There will be no need for Queensland to go into lockdowns if the state treats future COVID outbreaks like it did during the most recent Hotel Grand Chancellor cluster, according to the state’s top doctor. Brisbane's Olympics bid will cost a third of the Sydney campaign, AOC boss John Coates says, revealing the total spend is expected to come in under $10m. For updates and breaking news throughout the day take out a subscription at couriermail.com.au. See omnystudio.com/listener for privacy information.