Shannon Sims Bloomberg

Developing nations brought to their knees by earlier waves of Covid-19 -- Brazil, India, Indonesia and others -- are only now contending with the highly-contagious omicron variant that has been ripping for weeks through Europe and North America. Wit

Developing nations brought to their knees by earlier waves of Covid-19 -- Brazil, India, Indonesia and others -- are only now contending with the highly-contagious omicron variant that has been ripping for weeks through Europe and North America. Wit