Metra is considering renaming its lines in the Chicago area ... named for directions, or how trains are powered, or their location in a historic corridor. On maps, signs, and timetables, each ...

In February, slow zones covered some 30% of the rail system, up from 13% five years earlier. It’s one more hurdle for the CTA to overcome.

There's also the Metra regional train system that makes stops throughout downtown Chicago and in neighboring cities and suburbs. You can use public transit to reach the city from both nearby airports.