Britain's spies defending COVID-19 vaccine work, MI5 chief says

By Guy Faulconbridge LONDON (Reuters) - British spies are trying to defend COVID-19 vaccine work against hostile powers that seek to either steal or sabotage research data in the race for the global prize of a jab that could provide immunity, the head of MI5 said on Wednesday. Oxford University’s vaccine candidate, which has been licensed to AstraZeneca, is in late stage trials, while a vaccine candidate being developed by Imperial College London is in early stage clinical trials. "Clearly, the global prize...