The CTA announced that trains were standing at Harlem about 5:20 a.m., and fully suspended service about 15 minutes later.
Blue Line trains were still running between O'Hare and Rosemont, and between Jefferson Park and Forest Park, the CTA said. Shuttle buses were available to connect riders from Rosemont to Jefferson Park.
Shortly before 8 a.m., the CTA said full service was resuming with delays.
[Major Delays] Blue Line service running w/delays due to an earlier derailment at Harlem (O'Hare); board all trains on the O'Hare-bound side at Harlem (O'Hare). More: https://t.co/cgXMtHJQxw— cta (@cta) November 11, 2020
No serious injuries have been reported.
WLS-TV contributed to this report
(Source: Sun-Times Media Wire - Copyright Chicago Sun-Times 2020.)