With hundreds of flights delayed or canceled due to a technical problem at an air traffic control centre, passengers find themselves stranded in airports around the country.
Closest I'm getting to Milan today is cafe Nero at heathrow. All flights cancelled :( cheese panini n espresso please. Ciao #egg
@british_airways poor service-flight cancelled, no warning/explanation.4 staff for 200 passengers at Vienna airport. Bad end to honeymoon.