Australia will stay closed to the world indefinitely.  In an exclusive interview with the Sunday Telegraph, Prime Minister Scott Morrison made it clear the Government is not pushing for an end to the target of “zero cases” that has created Fortress Australia.First home buyers are struggling to break into the market while the top end of town continues to secure record-breaking sales.A simple blood test could warn women in their thirties if they are at high risk of developing breast cancer. The trailblazing blood test is under development in Australia and is likely to cost less than $100Staff at a Brisbane boutique jewellery store were shocked to learn they had served Hollywood A-lister Matt Damon without even realising.For updates and breaking news throughout the day, take out a subscription atcouriermail.com.au