STOCKHOLM, Sweden (AFP) — Increased free testing, contact tracing and other steps are needed to fight the Covid-19 Delta variant, now dominant in much of Europe, the World Health Organization and the EU’s disease agency warned Friday. WHO Europe and the European Centre for Disease Prevention and Control (ECDC) issued a joint appeal for “reinforced efforts” by European countries to check the spread of the highly transmissible Delta variant, first detected in India. “WHO recommends […]