Relatives push an elderly woman on a wheelchair as she arrives for a COVID-19 vaccination at a government hospital in Kolkata, India, 10 May 2021. Hundreds of people who have already received a first shot of Covaxin were seeking a second one as only Covishield was available at the R.G.Kar Medical College, amid a vaccine shortage in the country.
VIA EPA-EFE/PIYAL ADHIKARY
