FG to upgrade Edo, Enugu Airports - Minister

Volcanic activity has prompted officials to raise the eruption alert to its highest level. Thousands of local residents have been evacuated from the area near the volcano. Airports have been closed, leaving travellers stranded.

British Airways say they have resumed most flights from London's Gatwick and Heathrow, but many passengers are still waiting at the airports.

The White House confirms new restrictions on electronic devices carried by travellers to the U.S. from 10 airports in response to unspecified terror threats.

Almost all flights have been diverted or cancelled from Berlin's Tegel and Schoenefeld airports, amid a ground staff strike in the early hours of Friday morning.

A new free smart phone app that tracks drone signals close to airports or crowded events could help prevent unmanned aerial vehicles being used for nefarious purposes such as terrorism.