Middle schools in Greece reopens

Students wearing masks attend a class at a middle school in Glyfada, a southern suburb of Athens, Greece, on Feb. 1, 2021. Middle schools in Greece reopened on Feb. 1 after more than two months of online learning, but high schools in red zones with heavier epidemiological load remain closed, while high schools in low-risk zones reopened on Monday. (Xinhua/Marios Lolos)