บริติชแอร์เวย์ยกเลิกเที่ยวบินฮีทโธรว์หลายสิบเที่ยวหลังปัญหาไอที
Thousands of people have had their plans upended as disruption at Heathrow continues for a second day.
Thousands of people have had their plans upended as disruption at Heathrow continues for a second day.
