Sterilising 60 to 70% of the world's population."

During a routine interview, Professor Sir John Bell, a key figure in the development of the Oxford vaccine, made an unexpected comment that raised eyebrows. In passing, he mentioned:

"Sterilising 60 to 70% of the world's population."

The moment was caught on camera, with Bell seemingly unaware of the live broadcast, while his colleague looked visibly surprised.