Otago University epidemiologists say New Zealand should consider suspending all international flights to free up MIQ spaces as officials deal with the Delta outbreak, NZ Herald reports. Professors Michael Baker and Nick Wilson, and Drs Jennifer Summers and Leah Grout, have further called for four other major immediate steps the country could take to help bring the flare-up under control, namely: Pause international flights; Split NZ into four geographical zones; Mandate QR code scanning; Mandate masks; and Vaccinate more essential workers.