HONG KONG, China (AFP) — Hong Kong’s health facilities have been overloaded by an “onslaught” of Covid-19 infections, its leader said, as a rise in Omicron cases threatens to bring down the city’s “zero-Covid” policy. Authorities have adhered to mainland China’s policy of stamping out the smallest outbreak with mass quarantine, widespread tracking, and prolonged social distancing measures since the start of the pandemic. But the extremely contagious Omicron variant breached the Chinese territory’s defenses […]