Hong Kong: Macau ordered compulsory coronavirus testing for all residents on Wednesday after a family of four was found to be carrying the Delta variant, breaking the city’s record of over 16 months virus-free.Over the next three days authorities plan to test all 680,000 residents at 41 testing centres, the government said. The testing is one of a host of new measures announced after the gambling hub recorded 491 days without a single local infection.Authorities are investigating whether the...