A health worker applies a dose of the AstraZeneca vaccine during the first day of a three-day COVID-19 vaccination campaign for people over age 35 in the Complexo da Maré favela of Rio de Janeiro, Brazil, Brazil, Thursday, July 29, 2021. Some recipients will be monitored to study the rate of protection the vaccines provide and the extent to which virus variants are circulating. (Photo by Bruna Prado/AP Photo)

An injured demonstrator receives aid during a protest against a lockdown planned for the capital this weekend to halt the spread of the coronavirus disease (COVID-19) in Belgrade, Serbia on July 7, 2020. (Photo by Marko Djurica/Reuters)

A frontline worker reacts as she receives a dose of AstraZeneca's COVISHIELD vaccine, produced by the Serum Institute of India, during the coronavirus disease (COVID-19) vaccination campaign at a medical centre in New Delhi, India, February 24, 2021. (Photo by Anushree Fadnavis/Reuters)

Kashmiri Muslim brides sit during a mass marriage of 30 couples in Srinagar, Indian controlled Kashmir, Wednesday, February 21, 2024. Mass weddings in India are organized by social organizations primarily to help economically weaker families who cannot afford the high ceremony costs as well as the customary dowry and expensive gifts that are still prevalent in many communities. (Photo by Mukhtar Khan/AP Photo)

Women quench their thirst with the tap water on a hot summer afternoon during heatwave in Prayagraj on June 10, 2024. India's heatwave is the longest ever to hit the country, the government's top weather expert said on June 10 as he warned people will face increasingly oppressive temperatures. Parts of northern India have been gripped by a heatwave since mid-May, with temperatures soaring over 45 degrees Celsius (113 degrees Fahrenheit). (Photo by Anil Shakya/AFP Photo)

Lewis McKay, two, from East Kilbride, tries out the drums at the 2024 World Pipe Band Championships in Glasgow. on August 16, 2024 Some 204 bands, representing 13 nations and including 9,000 musicians, are competing over two days. (Photo by Wattie Cheung/The Times)

Passengers travel in an overcrowded train in the eastern Indian city of Patna, February 23, 2010. (Photo by Krishna Murari Kishan/Reuters)

A Hindu devotee offers prayers at the Sangam, the confluence of three rivers – the Ganges, the Yamuna and the mythical Saraswati, to take a ritualistic bath during Makar Sankranti festival that falls during the annual traditional fair of Magh Mela festival, one of the most sacred pilgrimages in Hinduism, in Prayagraj, India. Friday, January 14, 2022. (Photo by Rajesh Kumar Singh/AP Photo)