Red Line is a rapid transit line in Chicago, run by the Chicago Transit Authority (CTA) as part of the Chicago "L" system. It is the busiest line on the
Hickey, Megan (11 April 2019). "Human Error to Blame for CTA Blue Line Derailment, CTA Workers Union Says". CBS News. Chicago: CBS News and Stations. Kaufman
The UnionPacific North Line (UP-N) is a Metra line in the Chicago metropolitan area. It runs between Ogilvie Transportation Center and Kenosha, Wisconsin;
Avenue and Metra's UnionPacific Railroad right-of-way to Clark Street just north of the CTA's Howard Yard facilities. Here the line crosses through the