by Diana SIMEONOVA / Rossen BOSSEV SOFIA, Bulgaria (AFP) — It’s getting close to lunchtime and a Covid-19 vaccination centre in the Bulgarian capital, Sofia, is almost empty, a vivid example of the way the country’s immunisation effort is hamstrung by fake news and widespread mistrust. As a fourth coronavirus wave threatens, official data show that only 15 percent of the population of 6.9 million people has been fully vaccinated, far below the EU average […]