https://www.cnn.com/2019/10/23/health/measles-quarantine-pennsylvania-woman/index.html
This article by CNN describes how a woman in Pennsylvania visited Leigh Valley Health Network and may have been exposed to measles.
This is a biological problem because the woman visiting the health network must have been in close proximity to a patient with the measles, which is very contagious.
Scale: 6 #mappin #GEOG203