News by Janelle Miles & Michael Wray 5th Feb 2021 4:32 AM Premium Content Subscriber only Hotel quarantine guests face limits on the number of times they can open their doors under new protocols triggered by fears the Houdini-like COVID-19 virus could escape into hallways. The Courier-Mail understands the report into the Hotel Grand Chancellor coronavirus cluster recommends changes to tighten hotel quarantine protocols, including ensuring guests wear masks when they open their doors, even when they are picking up linen or meals left outside. But it found no "smoking gun" of blame. It comes as hotel quarantine problems is set to dominate the National Cabinet agenda today and after Prime Minister Scott Morrison left the door open to using Toowoomba for "supplementary capacity" for international arrivals.