As Hong Kong battles its worst Covid-19 outbreak, pleas for the city’s large proportion of unvaccinated elderly residents to urgently get their jabs have come from across society – from the chief executive, doctors, social workers and even their own family members.Now, the Singapore prime minister’s wife Ho Ching, a prolific commentator on Covid-19 issues in the Southeast Asian city state, has also weighed in.Forty per cent of Hong Kong residents aged 70 and above – about 397,000 people –…
