Youngstown and Southeastern Railroad
The Youngstown and Southeastern Railroad (reporting mark YSRR) is a short-line railroad subsidiary of Midwest & Bluegrass Rail that operates freight trains between Youngstown, Ohio and Darlington, Pennsylvania, United States. The line is owned by the Midwest and BlueGrass Rail (MB Rail) operating as Youngstown & Southeastern Railroad, LLC, which acquired the line and its assets from Indiana Boxcar Corporation in 2019/2020 leased to the Eastern States Railroad, which is owned by the line's primary shipper, and contracted out to the YSRR. Freight is interchanged with CSX Transportation and the Norfolk Southern Railway at the Youngstown end.
Source: Wikipedia — Youngstown and Southeastern Railroad (CC BY-SA 4.0)