(2) Meaghan Kall on Twitter: "That said, evidence is accumulating to suggest that XBB.1.5 does have the edge in infectiousness Due to the double nucleotide change at 486 increasing spike affinity to ACE2 h/t @yunlong_cao @SystemsVirology https://t.co/HHijGfPcP1" / Twitter

(2) Meaghan Kall on Twitter: "That said, evidence is accumulating to suggest that XBB.1.5 does have the edge in infectiousness Due to the double nucleotide change at 486 increasing spike affinity to ACE2 h/t @yunlong_cao @SystemsVirology https://t.co/HHijGfPcP1" / Twitter

China zero-Covid policy: How did it all go so wrong for Xi Jinping? | CNN

China zero-Covid policy: How did it all go so wrong for Xi Jinping? | CNN: 

 

As an unprecedented wave of infections – and deaths – sweeps the country, many have questioned why after sacrificing so much under zero-Covid and waiting for so long to reopen, the government ultimately let the virus rip through a population with little prior warning or preparation.