Over the past five years, slow zones have grown along most sections of the train system, the CTA slow zone maps show. One area that has slowed notably is the Yellow Line, where speeds were ...

Some CTA trains were stopped for over an hour during the morning rush hour Monday, as emergency officials negotiated with a man on the tracks downtown.

as the first northbound Yellow Line train will depart Howard at 4:40 a.m., with southbound service from Dempster-Skokie starting at 4:55 a.m. “Over the last three years, CTA has added service to ...