Romania's largest "vaccination marathon" kicks off (4)

Medical personnel prepare to conduct COVID-19 vaccination for locals during Romania's "vaccination marathon" at the National Library during COVID-19 pandemic in Bucharest, Romania, May 9, 2021. Romania's largest "vaccination marathon," aimed at further boosting COVID-19 jab rollout in the country, kicked off here on May 7. (Photo by Cristian Cristel/Xinhua)