Chicago Train Crash Injures 38, Investigation Underway

Three critically injured in collision with snow removal machine; cause of crash remains unclear.

Chicago commuter train collided with a snow removal machine on the tracks, injuring 38 people, including four children and seven Chicago Transit Authority (CTA) employees.
Three of the injured are in critical condition, but none of the injuries are life-threatening.
The National Transportation Safety Board has launched an investigation into the incident, which is expected to take a year to 18 months to complete.
It remains unclear why the snow removal machine was on the tracks, especially as the day of the crash was dry and mild.
Train service on the Chicago Transit Authority's Red, Purple and Yellow lines was temporarily suspended due to the crash.