 to the number of passengers that they've been trying to rebook. So they've got a pretty good line around their ticket counters, trying to get people rebooked and settled on for where they're going to go next. SeaTax Perry Cooper tells Northwest News Radio American and United were also impacted. Alaska Airlines was not. Neither were any Port of Seattle-specific systems. Computers went dark during one of the busiest travel weeks of the summer, the TSA seeing record crowds this month at airports across the country. Tim Hull, Northwest News Radio.