Speaking to ANI in the national capital on December 23, Founding Director of Genestrings Diagnostic Centre, Dr Gauri Agarwal said, “We have tested around 470 passengers who arrived on 2 flights last night at Delhi Airport. 5 of them tested positive. We are releasing the reports within 4 hours and handing them to the Airport Authority.” “Positive samples are being sent to National Centre for Disease Control (NCDC), Delhi for genome sequencing. Only after a few days, it can be confirmed if it is the same strain or a different strain,” she added.