Chinese authorities have concluded that the pilot who crashed a light aircraft into Beijing's tallest skyscraper last week acted because of'personal reasons', saying the 66-year-old had been struggling with 'chronic insomnia and anxiety' before the incident.

Chinese authorities say the pilot who crashed a small plane into Beijing's tallest building last week wrote about “ending his life” in his diary.

Authorities in Beijing identify the person as a 66-year-old resident of the Chinese capital with a private pilot licence.

The pilot who died after crashing a small plane into Beijing's tallest skyscraper, injuring 13 people, had mental health issues and had written about suicide in his diary,…

Authorities cite history of insomnia and anxiety, say flight deviated from planned route