COVID-19 | New Zealanders on Wednesday scrambled to stock up on essentials as the country's biggest city prepared to go into lockdown again, following new cases of the coronavirus that ended a 102-day record run without any new infections.

Prime Minister Jacinda Ardern announced overnight that she was shutting down Auckland after four new cases of Covid-19 were discovered in the city from the same family, despite the international borders being shut to foreigners and returning New Zealanders put in mandatory quarantine...