The World Health Organization’s director-general, Tedros Adhanom Ghebreyesus, voiced outrage that a number of rich countries were now vaccinating children and teenagers while poorer states had barely begun vaccinating health workers and their most vulnerable groups. Instead of offering jabs to young and healthy people, countries should give their doses to the Covax global vaccine-sharing scheme and thereby ensure that those most in need in all countries receive protection, he said. “In January, I spoke about the potential unfolding of a moral catastrophe,” he told a press conference. “Unfortunately, we’re now witnessing this play out. In a handful of rich countries, which bought up the majority of the supply, lower-risk groups are now being vaccinated.