Thank you.
As you correctly note, we had significant congestion at YVR for the 24 hours, starting at about 7 p.m. on December 19 through to 7 p.m. on December 20. That was created, as I explained, because of the way the snow accumulated and the fact that we could not safely move the planes to takeoff position after they had been de-iced. It created a traffic jam, virtually.
We had something called a ground stop, which you referred to. That means that we were preventing inbound aircraft from landing. We are in constant communication with the navigation authority in the tower—Nav Canada—in those situations. When aircraft are already in flight and there is no ability to divert for other safety or weather reasons, we permit arrival.
We were operating under a demand management plan, which meant we had a restricted schedule in the first place to allow for that flexibility. However, unfortunately, it was such a busy day—the busiest week of travel in the past three years—that there was certainly a large number of aircraft—