Low virus rate leaves Oxford vaccine trial with "only 50% chance"

An Oxford University vaccine trial has only a 50 per cent chance of success because coronavirus is fading so rapidly in Britain, a project co-leader has warned…

Professor Adrian Hill said an upcoming Oxford vaccine trial, involving 10,000 volunteers, threatened to return “no result” because of low transmission of COVID-19 in the community.

The eyes of the nation — and perhaps the world — are firmly on Hill and his team at Oxford University.