Protest during a visit of Mexico's President Lopez Obrador at Pemex's refinery in Cadereyta
People attend a protest after being unable to find medications for their cancer treatment due to a shortage of medicines during a visit of Mexico's president Andres Manuel Lopez Obrador (AMLO) at Mexican state oil firm Pemex's Cadereyta refinery in Cadereyta, on the outskirts of Monterrey, Mexico August 27, 2020. REUTERS/Daniel Becerril