Member of Montclair's FAIL Steve Baffico on his school district threatening to sue the teachers union. Results of a world-first study that will mix and match COVID-19vaccines are expected by the summer, according to a senior member of the research team. Volunteers are to be recruited from today for the study, with more than 800 people over the age of 50 being asked to help. The trial will compare the effect of giving a dose of the AstraZeneca/Oxford vaccine followed a few weeks later by the Pfizer/BioNTech jab - or vice versa. The AstraZeneca-Oxford vaccine has been shown to reduce virus transmission and sustain protection (iStock)