A health worker administers a dose of COVID-19 vaccine to a man in Yogyakarta, Indonesia, June 15, 2021. Due to the surging increase of COVID-19 cases over the past few days in the country, Indonesia resorted to boosting the vaccination program against the lingering coronavirus disease. (Photo by Joni/Xinhua)
A health worker administers a dose of COVID-19 vaccine to a girl in Yogyakarta, Indonesia, June 15, 2021. Due to the surging increase of COVID-19 cases over the past few days in the country, Indonesia resorted to boosting the vaccination program against the lingering coronavirus disease. (Photo by Joni/Xinhua)