A sample that tested positive for tuberculosis is seen from a microscope in Buenos Aires, Argentina, March 29, 2019. Cases of the "white death" illness, closely linked to poverty, malnutrition and poor housing, have been on the rise since the turn of the decade as Latin America's third largest economy has grappled with repeat recessions and inflation. REUTERS/Magali Druscovich SEARCH "ARGENTINA TB" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.