Melbourne will be back under stay-at-home orders that were first imposed in March. The capital of Victoria state is responsible for the vast majority of Australia’s new Covid-19 cases in the past month, plagued by a level of community transmission previously unseen in the country.The six-week lockdown will cause “enormous amounts of damage" to the economy and people’s welfare, state Premier Daniel Andrews conceded as he announced Tuesday that residents will be forced to stay at home except for essential work, study, medical care or shopping.“It is not over in so many parts of the world," he said, “and it is not over in metropolitan Melbourne."The measures have included barring about 3,000 residents of public-housing tower blocks from.