 We're a busy airport. We're an efficient airport. And we are able to, for the most part, roll the punches. So it is busy. There are lines down there, but it is not at all chaotic. Cybersecurity experts say the scale of this global outage is unprecedented. For NPR News, I'm Lily Oppenheimer in Atlanta. It's been a week of wildly different fortunes for the Republican and Democratic presidential campaigns.