The Health Ministry says that it has not detected any Covid-19 clusters in Miri, Sarawak.br br "Nothing in Miri yet," Health director-general Datuk Dr Noor Hisham Abdullah told a press conference on Thursday (July 16).br br Dr Noor Hisham, however, said that a new cluster was detected in Mambong, Sarawak, where two people had tested positive for Covid-19 so far.