The first consignment of Covishield vaccines left Serum Institute of India for Pune airport early this morning, four days ahead of the nationwide inoculation drive against COVID-19. Three temperature-controlled trucks rolled out of the Serum Institute gates shortly before 5 am and left for Pune airport, from where the vaccines will be flown across India. The trucks carried 478 boxes of the vaccines, each box weighing 32 kg, news agency PTI reported quoting an unnamed official. From the airport, the vaccines will be dispatched to 13 locations across the country, including national capital Delhi.