Bilbao, Spain, military emergency unit, disinfect, COVID-19

Member of Military Emergency Unit walk with special equipment to disinfect areas to prevent the spread of the coronavirus, arrive at Abando train station, in Bilbao, northern Spain, Monday, March 23, 2020. For some people the COVID-19 coronavirus causes mild or moderate symptoms, but for some it causes severe illness. (AP Photo/Alvaro Barrientos)