by Daniel Silva with AFP bureaus MADRID, Spain (AFP) — Europe stepped up vaccinations of children aged five to 11 against Covid-19 Wednesday, as the EU’s health agency warned immunization alone would not stop the rapid rise of the Omicron variant. Croatia, Germany, Greece, Hungary and Spain were among those opening up their inoculation drives to younger kids, with other nations still weighing their approach. South Africa — where Omicron was first detected — and […]