Chicago police are asking for the public's help to find the person behind the wheel of an SUV that killed a pedestrian in a hit-and-run accident in the Gresham neighborhood in December.



The accident happened on Dec. 28 at 6:54 pm. as the 55-year-old man was walking across the 7600 block of South Racine Avenue.



Linnes Walker, of the 7500 block of of South Racine Avenue, was pronounced dead on Dec. 30 at 1:55 p.m. at Advocate Christ Medical Center, according to the Cook County medical examiner's office.



On Wednesday police released a photo of the vehicle suspected in the accident. It is a blue, full-size SUV possibly a Chevrolet Suburban or GMC Yukon.



The vehicle was seen traveling east on 76th Street from Racine Avenue, police said.



Anyone with information is asked to call the police major accident investigation unit at (312) 745-4521.