According to the CTA Twitter page, the Blue, Brown, Orange, Purple, Pink and Green Line trains were at a standstill.
[Service Disruption / Major Delays] Blue, Brown, Orange, Purple, Pink, & Green Line trains are standing near Clark/Lake due to police activity. Crews working to restore service.— cta (@cta) September 25, 2019
Crews have since restored service.
Police have given the all clear and said they are investigating the incident.
Officials said commuters should expect heavier than normal delays and police presence.
CPD is investigating the validity of a threat to the CTA at Clark and Lake. Commuters can expect a heavier than normal police presence as crews respond pic.twitter.com/vuMkWZEwRZ— Anthony Guglielmi (@AJGuglielmi) September 25, 2019
No other information was provided at this time.
This is a developing story. We will update when more information is available.