View more with similar tones Document Date:November 26, 2019Masks are left on a table in a classroom during a search operation at Hong Kong Polytechnic University, in Hong Kong, China, November 26, 2019. REUTERS/Adnan Abidi REFILE - CORRECTING INFORMATIONSelect usageCategorySystem ID:RTX7AI2KIMAGE IDRC2SID912O4USize:6720px × 4480pxFile Size:6MBPhotographer:Adnan AbidiCountry:China City:Hong Kong Tags:EDU pol VIO Related Images:View More Add to lightbox My First Lightbox Add to cartBuy/download