Rt Hon JACINDA ARDERN: It would have been somewhere between 11 and midday—there or thereabouts—on Sunday. At that point, of course, in the early stages of cases, the public health unit work very quickly to try and establish, in the first instance, whether we have a direct link between the border and the cases, because that can give us an indication as to whether or not we have leakage at the border, or whether or not we have a community outbreak, and that determines the kind of response that we'll need.