It was a period of 48 hours in which there were intermittent failures in the mechanical aspects of the system. Again, it's a very complicated system. It wasn't one whole system that broke down but component pieces that had their challenges.
This is a system that is a bit too sensitive, if you will, to the labour and to how the labour uses the system. We have a concept, known as bag hygiene, that requires airline staff to load the bags properly into the system. That did contribute to some of the challenges in getting the system back up and running once we got the motors and other parts that had frozen corrected. Over the course of two days, those 48 hours, we were able to restore the system.
One of our—