TEXT: A staff member of Nanming district's Center for Disease Control and Prevention collects a swab from frozen fish for nucleic acid testing following the coronavirus disease (COVID-19) outbreak, at Wandong market in Guiyang, Guizhou province, China July 1, 2020. Picture taken July 1, 2020. cnsphoto via REUTERS   ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. CHINA OUT. - RC2HLH9NR80A