When Ariel saw her two young sons isolated in a Hong Kong hospital ward with Covid-19, she broke down. The brothers — age 5 and 1 and both asymptomatic — were wearing vests that were tied to their beds to restrain them. They were covered in dirt and both wearing diapers, even the five-year-old.When Ariel saw her two young sons isolated in a Hong Kong hospital ward with Covid-19, she broke down. The brothers — age 5 and 1 and both asymptomatic — were wearing vests that were tied to their beds to restrain them. They were covered in dirt and both wearing diapers, even the five-year-old.