Pupils wearing face masks sit in their classroom on the first day of school amid the coronavirus disease...
Pupils wearing face masks sit in their classroom on the first day of school after summer holidays amid the coronavirus disease (COVID-19) outbreak, at Mariano Jose de Larra public school in Madrid, Spain, September 8, 2020. REUTERS/Sergio Perez ATTENTION EDITORS: SPANISH LAW REQUIRES THAT THE FACES OF MINORS ARE MASKED IN PUBLICATIONS WITHIN SPAIN