SYDNEY, AUSTRALIA - AUGUST 23: People arrive to be vaccinated at the New South Wales Health mass vaccination hub in Homebush on August 23, 2021 in Sydney, Australia. Further COVID-19 restrictions have come into effect across Greater Sydney as the state continues to grapple with rising COVID-19 case numbers in the community. As of 12:01 am Monday, face masks are now mandatory outdoors across NSW unless exercising, while a curfew in Sydney's hot spot suburbs in the west and south-west has been int