Top Stories for Thursday 22 July 2021

We ask whether the most vulnerable are being leapfrogged in the rush to rollout the covid vaccine to those in group 4, as the Olympics get underway, Brisbane wins the right to host the 2032 Olympics, the umbrella term Pacific Islander or Polynesian is being criticised for being degrading and insensitive, and The National Aquarium is told unless it can improve standards, it may have to close and its animals put down.