A man was shot and killed Tuesday night in the South Shore neighborhood, police said.

Lewis J. Thomas, 28, was walking at 7:22 p.m. in the 7000 block of South Crandon when someone approached and shot him in the head, according to Chicago police and the Cook County medical examiner’s office.

Thomas, who lived in the same neighborhood, was taken to University of Chicago Medical Center, where he was pronounced dead, authorities said.

Area Central detectives were conducting a homicide investigation.

Police initially reported he was shot in the 2200 block of East 70th Place and that he was pronounced dead at the scene.