ThenewshasraisedhopesauthoritiesmayhavemanagedtocontainanoutbreakinSydney's northernbeachsidesuburbs, where 250,000 peopleareondaythreeoff a fivedaylockeddown.
Theoriginalsourceofthatclusterisstillunknown, buttestsshowthestrainisalmostidenticaltotheonefoundin a womanwhoarrivedinSydneyfromtheUnitedStatesearlierthismonth.