ORONO, Maine, Sept. 24 -- The University of Maine System issued the following news release: The University of Maine System has retained its AA- credit rating during the COVID-19 pandemic. AA- means UMS has a "very strong capacity" to pay interest and repay principal on its outstanding debt. UMS Vice Chancellor Ryan Low provided an overview of the report to the Finance, Facilities & Technology Committee on Sept. 15 via Zoom. The S&P review team noted UMS' stable outlook is in contrast with the   more