 Following yesterday's widespread tech outage, things are starting to get back to normal. After a global tech disruption, airlines are rushing to get back on track. Transport providers are rushing to get their systems back online after long disruptions due to a widespread technology outage. The biggest continuing effect is on air travel after carriers cancelled thousands of flights with planes and crews being stranded in the wrong place. But at some of Europe's biggest airports, operations are more or less returning to normal.