After months of the closure of the border to all tourists. and strict quarantine put in place returning Thai's and ex-pats returning to their Thai families. For the last 6 months, there have been many clusters of covid breaking out mainly in the southern provinces in workplace areas, are all migrant workers isolated in quarantine for 14 days when they arrive, if not, why not, if so is covid brought in by illegal migrants. Who should be blamed for this increasing rise in all covid strains?