Authorities are tracking down the close contacts of the country's fourth case of the Omicron variant.br br Officials are flagging a rise in the number of COVID-19 cases in some Metro Manila cities and other provinces.br br Also, some hospitals are swarmed with patients suffering from diarrhea and a threat of a pneumonia outbreak in some areas hit by typhoon Odette.br br Health spokesperson Maria Rosario Vergeire joins us live.