CPD question person, probe possible link between CTA attack, City Hall arson: sources

A person of interest remains in custody Wednesday morning after a woman was set on fire on a CTA train.

Now police are investigating if the same person may have been responsible for an arson attempt downtown.

Police sources told ABC7 that they are looking if this person of interest is connected to a fire that broke out at City Hall on Friday.

A source said surveillance video shows a general similarity in appearance that has prompted detectives to obtain better video to see if it is, in fact, the same person.

Read more: ABC 7 Chicago