latest. is all of this under control now, allison? >> reporter: it seems to be under control, but there are residual delays. back her at terminal 4 but only after a chaotic situation yesterday when a water pipe that feeds into a sprinkler system here at the terminal broke, seconding a cascade of water pouring into the terminal and into the baggage claim area. hundreds of bags were already sitting because of massive cancellations that had happened a few days before because of that big winter snowstorm. it didn't help that baggage handling equipment had failed because it was frozen. now, because thousands of people had been affected by this huge mess, the port authority, which overseas the airports in new jersey and new york, they are working to figure out what went wrong here, why there wasn't weather protection around this interior pipe and what other factors may have contributed to