Global Covid-19 cases surpass 200 million as Delta variant spreads

Coronavirus cases worldwide surpassed 200 million on Wednesday, according to a Reuters tally, as the more infectious Delta variant threatens areas with low vaccination rates and strains healthcare systems.

The global surge in cases is highlighting the widening gap in inoculation rates between wealthy and poor nations. Cases are rising in about one-third of the world's countries, many of which have not even given half their population the first dose...