Nurse Cristina Cadenas, 53, wearing a full personal protective equipment (PPE), stands along with a team mate before entering in a room to take care of patients, during her shift at Principe de Asturias hospital, amid the coronavirus disease (COVID-19) outbreak, in Alcala de Henares, Spain, April 30, 2020. Picture taken on April 30, 2020. REUTERS/Sergio Perez