If everything had gone to plan, Auckland's City Rail Link would be up and running by now. But instead, the biggest city's largest infrastructure project is way over the original budget, and years behind the original schedule.
Q+A speaks to outgoing City Rail Link CEO Sean Sweeney about why New Zealand seems to struggle to complete large infrastructure projects on time and on budget.
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.