SEATTLE (AP) — An obvious cyberattack disrupted web, telephones, e-mail and different methods at Seattle-Tacoma Worldwide Airport for a 3rd day on Monday as Port of Seattle officers labored to research the outages and restore full service.

“We’re working across the clock to get essential methods again on-line and to mitigate impacts to our passengers,” the airport’s aviation managing director Lance Lyttle mentioned in a press convention Sunday.

Lyttle mentioned the airport is investigating with the assistance of out of doors specialists and is working intently with federal companions, together with the Transportation Safety Administration and Customs and Border Safety. Officers haven’t launched particulars in regards to the full scope of the outage, however Lyttle mentioned it was not affecting TSA’s potential to display screen passengers.

Some airways, together with Delta and Alaska Airways, reported no service interruptions from the outage. Each of the airways use Sea-Tac as a hub. Nonetheless, the outage did have an effect on the Port of Seattle’s baggage sorting system, prompting airways to warn passengers to keep away from checking luggage if attainable to keep away from potential delays, in addition to its misplaced and located system.

The airport additionally warned vacationers to permit additional time on the airport and to make use of airline cell functions to get boarding passes and bag tags when attainable.

Nonetheless, many vacationers confronted safety strains that had been longer than regular and lengthy waits at baggage claims and checking. Terminal screens had been additionally out all through the airport, making it troublesome for some to find out their assigned gate. In a Fb put up, the airport mentioned passengers ought to search for airport workers in inexperienced for help.

Thai Un, 46, and his household had been amongst these affected. He described frenzied scenes on the airport as he arrived there Sunday together with his spouse and 4 younger youngsters forward of their flight to Maui.

They waited in line for 45 minutes to drop off their checked luggage, then found as they continued by way of the airport that not one of the screens displaying flight info had been working. The screens subsequent to particular person gates that point out the following boarding flight weren’t working both, he mentioned, and because of this, airline personnel had been largely counting on the intercom to tell passengers about the place they wanted to go.

As soon as on the airplane, the pilot informed passengers there can be a delay as crews had been having to manually verify bag tags, Un mentioned. After touchdown in Maui, two of his household’s luggage didn’t make it, whereas one other household was lacking all of their baggage, together with the automobile seats for his or her younger youngsters, Un mentioned.

“We needed to go to the customer support,” he mentioned. “Positive sufficient, we flip round, there’s about 30 individuals in line, all in the identical boat as we’re. It was simply chaotic.”

Whereas Un’s household ended up receiving their two lacking luggage later that day, navigating the journey havoc was nonetheless annoying, he mentioned.

“Any airline or airport, they need to have a backup course of in place,” he mentioned.

In a Fb put up on Sunday, the airport mentioned port groups had been making progress however that there wasn’t an estimated time for when methods would return to regular operations.