CHICAGO — A man was struck and killed by a CTA train in Albany Park, according to Chicago police.

It happened around 10:20 p.m. Wednesday at the Brown Line train station in the 4600 block of North Sacramento. The man was transported to Illinois Masonic Hospital, where he was pronounced dead.

Police said witnesses observed the man standing on the tracks as the train approached and was subsequently struck. His identity has not yet been released.

An investigation is underway.