South Korea, health authorities said Monday.The three individuals are members of a London-based family who arrived in the country on December 22, according to the Korea Disease Control and Prevention Agency.Also Read | Urgency to fix India’s bankruptcy codeThey have been placed in isolation since testing positive for Covid-19 on arrival, the KDCA statement said.The new strain of the virus emerged earlier this month in Britain and has already reached several European countries, as well as Canada, Jordan and Japan.Last week London said another new variant of the virus was found in the country in cases linked to South Africa, which is the first African nation to record one million coronavirus cases.The new strain, which experts fear is more.