FILE- An employee of Bharat Biotech speaks on a mobile phone inside a bus on the outskirts of Hyderabad, India, Saturday, Jan. 9, 2021. India on Tuesday, Sept. 6, 2022, cleared a new approach to COVID-19 vaccination, a nasal version designed to fight the virus right where it enters the body. The vaccine was developed by scientists at Washington University in St. Louis and later licensed to Indian vaccine maker Bharat Biotech. (AP Photo/Mahesh Kumar A., File)