In addition to added volume, Southwest's baggage operation has struggled with complexity of connecting lots of different flights in lots of different cities.
We knew that the site would attract a significant number of users in its first day of operation, but we had no idea that this volume of traffic would be achieved so quickly.
Agents turned up photos of bulk-cash storage warehouses, according to these people, which prosecutors say indicate a high volume of cash that should have raised flags given the size of HSBC's operation in Mexico.