WELLINGTON, New Zealand (AFP) — New Zealand extended a national Covid-19 lockdown Monday, with Prime Minister Jacinda Ardern saying a Delta variant outbreak has yet to peak. Ardern said the rapid spread of the highly transmissible variant meant it was too early to lift restrictions imposed last week after a virus cluster emerged in Auckland, ending a six-month run of no local cases. “Delta had a head start on us and we’ve needed to catch […]