Morocco has vaccinated nearly 4,000 inmates as part of a campaign launched in March to inoculate the incarcerated population against coronavirus, the kingdom's prison authority said Wednesday. The aim of the campaign, started several weeks after the national vaccination drive, is to work toward "a collective immunity for 80 percent of prisoners", said Taoufiq Abtal, the head of health for the prison authority DGAPR. "This is a pioneering...