Shuttle buses will replace train service on part of the CTA’s Green and Pink lines this weekend while crews perform bridge maintenance in the West Loop. Trains on both lines will not operate between the Clinton and Clark/Lake stations from 2 a.m. Saturday to 2 p.m. Sunday, according to a service alert from the CTA. Shuttle buses will connect...

On Sunday, thousands of runners from around the world will descend on Chicago for the 2019 Bank of America Chicago Marathon. But this year brings with it an exciting twist.

Chicago Police say that a bomb threat that briefly shutdown downtown CTA service in the Loop was unfoudned and trains have resumed their regular routes.

 CTA trains in the Loop were briefly stopped on Wednesday after what turned out to be an unfounded bomb threat. 

NBC 5 Investigates has tracked 27 reported derailments of CTA trains over the past 10 years, most all of them described as “minor,” though some, including Thursday’s derailment on the Green Line, resulted in injuries.

A derailment on the Chicago Transit Authority’s Green Line halted trains on Chicago’s South Side and prompted major delays.

Today’s CTA derailment is at least the second scare for CTA passengers this year, and one of more than two dozen in the last decade. NBC 5 Investigates’ Katie Kim has the story. 

A mid-day derailment is impacting rush hour traffic after a Green Line train slipped off the tracks. NBC 5’s Regina Waldroup has the latest details. 

Chicago police have issued a warning to residents after a pair of sexual assaults at CTA train stations over a five-day span.

 A pair of sexual assaults on CTA property have prompted a community warning from Chicago Police. NBC 5’s Patrick Fazio has the details. 

Runners will soon be arriving in Chicago to prep for the 2019 Bank of America Shamrock Shuffle 8K this weekend.

CTA Green and Pink line service was resuming with residual delays after a woman was fatally struck by a train Thursday afternoon in the West Loop.

The Chicago Transit Authority plans to keep trains running on a normal schedule Wednesday evening despite the extreme cold brought on by the polar vortex.

Here are some of the best spots to watch the upcoming Bank of America Chicago Marathon and how to get to them.

Police arrested 17 activists who blocked a light-rail line carrying Super Bowl ticketholders to U.S. Bank Stadium on Sunday in a protest against police brutality and privileges enjoyed by wealthy visitors that shut down trains for more than two hours. Live video from the scene showed officers unlocking or cutting through locks the protesters had used to chain themselves to...