Global cases of COVID-19 rose 10% last week, WHO reports “Those bills can carry the virus” said Avila, 49, as he disinfects a wad of wrinkled Colombian pesos. “They go from hand to hand, so we have to be careful.”Officials and locals say the town has been able to keep the virus away thanks to the disciplined behaviour of its residents and constant campaigns urging people to social distance and wear masks.The town’s remote location ringed by mountains, far from major roads, has also helped it to stay coronavirus-free.