Travel expert Simon Calder answered readers’ questions on flight safety – from how crashes like Southend and the Air India disaster are investigated to what passengers can do to stay safe ...

Images posted on social media showed a plume of fire and black smoke coming up from the crash site, while witnesses described seeing a "fireball".

On 13 July, a medical aircraft operated by Zeusch Aviation crashed shortly after take-off at London Southend Airport. The ...