Health workers wearing personal protective equipment (PPE) treats patients in a holding area next to the accident and emergency department of Princess Margaret hospital in Hong Kong on March 11, 2022 as the city is facing its worst-ever Covid-19 coronavirus outbreak and has since seen overflowing hospitals and morgues, shortages of medics and ambulances and a frantic expansion of the city's spartan quarantine camp system. (Photo by Dale de la Rey/AFP Photo)
