Cantonese-speaking caller claimed to represent non-existent government bureau; police warn that the number of such calls is rising.
City
Patient is the sixth security guard infected by imported-related Covid-19.
Hundreds who may have been in contact with confirmed cases placed under medical observation quarantine.
Almost the entire population tested in space of 72 hours thanks to new systems running like clockwork.
Patients are the fourth and fifth security guards at the Golden Crown China Hotel to become infected.
As authorities impose restrictions, anyone experiencing difficulties is advised to contact the Social Welfare Bureau.
Patient is the third security guard at the Golden Crown China Hotel to become infected.
Second citywide programme ends at 3 pm today; health chief warns police will seek out anyone who fails to get tested.
The guards rode buses 25B, 26A, 33, 37, 101X and MT1 between 19 and 24 September. Health officials appeal to passengers to come forward.