Fifteen years on from the Christchurch earthquakes, the city's population is growing. The city's new stadium, Te Kaha, is set to open, and residents describe a vitality and energy that has been missing for way too long.

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But a growing population means new pressure over housing, transport and infrastructure. Q+A speaks to incumbent Mayor Phil Mauger, and challenger Councillor Sara Templeton about their vision for Ōtautahi.

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Join Jack Tame and the Q+A team and find the answers to the questions that matter. Made with the support of NZ on Air.