Reuters Reuters 31 July, 2021, 11:35 am People wait in line for a coronavirus disease (COVID-19) test at a testing site which is temporarily set up at a public health center in Seoul, South Korea, July 9, 2021. REUTERS/ Heo Ran/File Photo/File Photo Asian countries from Australia to Japan and the Philippines announced tighter COVID-19 restrictions on Friday, as they battle worsening coronavirus outbreaks, driven by the more contagious Delta variant. Detected in some 96 countries, the Delta variant, first identified in India, has become a concern globally, prompting even countries with advanced vaccination programmes such as the United States, Israel and Singapore to re-impose some restrictions.