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At least six cases of Covid-19 have been detected after screening of over 3,000 passengers from flights arriving in India from "at risk" countries on Wednesday. The positive samples of the passengers have been sent for Genomic Sequencing to determine if the cases relate to the Omicron variant. A total of 11 international flights landed at various airports of the country from "at risk" countries between from midnight till 4 pm, carrying 3476 passengers. All 3476 passengers were administered RTPCR tests, wherein 6 passengers were found Covid-19 positive. According to a report by PTI, four people who arrived in Delhi from the Netherlands and the UK early on Wednesday morning tested positive for Covid-19.Their samples have been sent for genome sequencing to ascertain if they have the new variant, Omicron. All four are Indian nationals and are admitted to the LNJP Hospital. The samples of the Covid-19 positive passengers have been sent to INSACOG labs for Whole Genomic Sequencing. The government of India said that they were keeping a close eye on the evolving situation. The government of India is supporting states/UT in their fight against the pandemic through the "whole of Government" approach.