EVANSTON, Ill. (STMW) - A 61-year-old Rogers Park neighborhood man died early Saturday after being assaulted Sept. 2 in Evanston and police are releasing surveillance photos of two suspects wanted for questioning.

John Costulas, of the 7500 block of North Hoyne Ave. was assaulted Sept. 2, according to the Cook County Medical Examiner’s office. He was pronounced dead at 3:38 a.m. at Saint Francis Hospital I Evanston, according to the medical examiner’s office.

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At 5:20 a.m. Costulas was walking eastbound in the 500 block of Howard Street on his way to work when two assailants approached him near the Marathon Gas station and without provocation, they physically attacked him, according to a release from Evanston police.

One of the assailants violently struck Costulas in the head, which caused him to fall to the ground. The offenders, then acting in concert, looked out for possible witnesses, while the other offender went through the victim’s pockets, according to the release.

The suspects then fled the area, leaving Costulas lying on the ground, unconscious and bleeding.

The Evanston Police department is now investigating this incident as an open and ongoing homicide investigation.

The photos show two suspects wanted for questioning, according to the release.

Anyone with information should contact police by phone, (847) 866-5040, or by texting EPDTIP to 274637. All text tips will remain anonymous.

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