Moshe Geva Rosso, 62 years old receives a fourth dose of the coronavirus disease (COVID-19) vaccine after Israel’s Health Ministry approved a second booster for the immunocompromised, at Sheba Medical Center in Ramat Gan, Israel December 31, 2021. REUTERS/Nir Elias Israel is extending its offer of a fourth COVID-19 vaccine dose to elderly people in care facilities, Health Minister Nitzan Horowitz said on Friday, citing their high exposure and vulnerability to infections. On Thursday, the Health Ministry’s director-general, Nachman Ash, approved fourth doses for people with weakened immune systems and the administering of those shots began on Friday. An Israeli...