SIOUX FALLS, South Dakota, Oct. 5 -- Missouri River Energy Services issued the following news release: Several Upper Midwest energy companies filed plans Sept. 29 with the Minnesota Public Utilities Commission (PUC) to move forward with a critical transmission project in Minnesota and northeastern South Dakota that will deliver reliable energy to customers as older fossil fuel-based plants retire in the coming years and open new pathways for additional renewable energy proposed in the Upper Mid  more