Vistara Flight UK27 declared an emergency en route, squawking transponder code 7700, and initiated a diversion to Turkey. But what does the Squawk Code 7700 mean?

The Boeing 777 was en route from San Francisco to Rome when it issued an emergency squawk code and took a sharp turn north ...

RAF jet emergency as Hawk plane issues urgent 7700 ‘Squawk’ code over Wales A ROYAL AIR FORCE jet has signalled it has an onboard emergency by ‘Squawking 7700'.

Jet2 emergency: Red alert as passenger plane issues 7700 ‘Squawk’ code at 6,000ft A JET 2 plane has issued a 7700 squawk code from 6,000 feet in the air, indicating an emergency.