These became vectors for further significant transmission of the virus, leading to terrible levels of death that peaked at almost 600 daily deaths in September.
The shortening of quarantine times means that potentially infectious workers will be forced back to work placing further stresses on key services such as logistics and health care.
A RT-PCR test is being conducted on a taxi driver who drove them from KLIA to their home.
It is likely that Malaysia may not be performing enough genomic sequencing to track Omicron, as Malaysia just sequenced and shared 0.
He added that the Institute for Medical Research IMR had detected another 13 cases suspected to be of the same variant on December 17.
Umno's Onn Hafiz Ghazi , describing the U-turn as "political hypocrisy at its finest".