Three people suffered "minor" injuries after the derailment, which happened at a "high elevation" about 2:40 a.m. near 63rd and Halsted streets, where one of the train's wheels left the track, according to the transit agency and Chicago fire officials.

The train derailed around 2 a.m. Monday. All passengers were evacuated, and Green Line service is temporarily suspended between Garfield and Ashland/63rd.

Service on the CTA Green Line remains impacted after a train derailed early Monday morning, forcing passengers to evacuate near 63rd Street and Normal Avenue in the city's Englewood neighborhood. CTA officials at first called it a stalled train,