A man was attacked by a suspect with a hammer at the Western station just before 4 p.m., Chicago police said.
The 31-year-old victim was standing on the platform when a suspect, identified only as female, forcefully took his phone, police said. When the man tried to get his phone back, another suspect, identified only as male, attacked him multiple times with a hammer.
The victim suffered multiple lacerations to his head and was transported to Stroger Hospital in good condition.
Chicago police released the following images of the suspects.
No one is in custody and Area Four detectives are investigating.
Police did not immediately provide further information.
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