KOCHI: A police official has tested positive of COVID-19 in Kalamassery. The official was on duty in a quarantine centre. The virus was confirmed on CPO, a native of Perumbavoor. He used to visit those in home quarantine and made sure that they were in quarantine. He had duty in institutional quarantine centres and was also in station duty. He developed fever two days back and had some physical difficulties. In a test conducted later, he was confirmed of the virus. The official came in contact with many other officers. Ten who came in contact with him have been quarantined. More people are likely to be in contacts list.