A powerful cyclone is lashing New Zealand’s largest city, Auckland, and surrounding areas with strong wind and rain — causing widespread flooding, landslides, and extensive damage to roads and infrastructure. CNN’s Kristie Lu Stout has more.A powerful cyclone is lashing New Zealand’s largest city, Auckland, and surrounding areas with strong wind and rain — causing widespread flooding, landslides, and extensive damage to roads and infrastructure. CNN’s Kristie Lu Stout has more.