CHICAGO (CBS) --If you were late to work Tuesday morning because of CTA train delays, you were not alone. Switching issues on elevated trains in the Loop delayed thousands of morning commutes.

Lurie Children’s Hospital of Chicago and Shirley Ryan AbilityLab have worked closely with Chicago Transit Authority (CTA ... to/from LaSalle Street Station as well as the Chicago Evening Loop shuttle ...

The best way to get around Chicago is via public transportation – specifically the L train. Operated by the Chicago Transit Authority ... extend outward from the Loop, making stops in North ...