The British government announced on Wednesday that it will build labs to test COVID-19 vaccines against variants of the disease. The government will spend £29.3 million (over $40.7 million) to build the labs at Public Health England’s new facilities at Porton Down, which is part of the Defense Ministry. There, scientists will test 3,000 blood samples a week to examine vaccines’ efficacy against various COVID-19 strains. Health Secretary Matt Hancock ...