CHICAGO -- Crews are on the scene of a South Shore Line train derailment in downtown Chicago.
Officials say Train 18, which has six cars, was coming into the city from South Bend, Indiana and was due at the Millennium Park Station at 2:14 p.m. The second and third car derailed.
It was a slow speed derailment as the train was entering the station.
South Shore released a statement saying:
South Shore trains are unable to enter or exit the South Shore platform. All westbound South Shore train service is cancelled until further notice.
Two people are reported to have minor injuries.
Metra is honoring tickets due to the incident.
The South Shore Line says passengers should expect long delays this evening and "passengers are strongly encouraged to find alternative transportation for their eastbound return trip.'
Authorities are investigating a cause.
Rush hour train travel times may be impacted.
This is a developing story. Check back for details.