'definitely under way' in UK: scientist

"The race is firmly on between the vaccine program ... and the Delta variant third wave," said professor Adam Finn, a member of the Joint Committee on Vaccination and Immunisation (JCVI). Acknowledging the recent surge in infections, Finn told the BBC: "Perhaps we can be a little bit optimistic it's not going up any faster, but nevertheless it's going up -- so this third wave is definitely under way."