Hong Kong police chase developers of fake COVID-19 tracking app 2021.11.02 Authorities in Hong Kong look set to expand compulsory use of a COVID-19 tracking app, as police vowed on Tuesday to track down the developers of a fake version of the app. Police are investigating the origins of the fake app after the government made its LeaveHomeSafe app compulsory for anyone entering government-run buildings, including courts, swimming pools, badminton courts and public markets from Nov. 1. Police on Monday arrested three government employees and two contractors for using the fake app to gain access to Immigration Tower. The LeaveHomeSafe...