School Notes: State investigating linked COVID-19 cases at six Montgomery County schools Plus: ‘Let’s Talk Careers’ event will feature health officials; Richard Montgomery students in finals of international math competition April 12, 2021 | 9:33 am State investigating associated COVID-19 cases at six Montgomery County schools The Maryland Department of Health is investigating COVID-19 “outbreaks” at six county schools. The schools are listed on an online database tracking current “outbreaks” because they have at least two cases that are “epidemiologically linked,” according to the website. That is one of three definitions of an “outbreak.” Other definitions of a school “outbreak” are: • Three or more classrooms with cases that meet the above criteria within the past 14 days