The authorities said four passengers were fatally shot as the train approached a station in Forest Park, Ill. It was unclear what led to the shooting.

A woman was shot and critically wounded in the South Shore neighborhood Thursday afternoon. Around 4 p.m., the woman was shot at 6826 S. Cornell Ave., just south of Jackson Park. She was rushed to the University of Chicago Medical Center in critical condition.

CHICAGO (CBS) -- A man was arrested and charged Wednesday with shooting and killing a woman on the city's Far South Side. Ishmael Williams, 38, was charged with first-degree murder in the shooting that left a 37-year-old woman dead early Tuesday morning in the 10100 block of South Aberdeen Street in the Washington Heights neighborhood.

Chicago Police were called to 68th and Cornell Avenue in South Shore Neighborhood. Police said it appears Tatanisha Jackson, 43, got home and was approached by boy, 17, with a gun. Police allege the teen then shot Jackson in the head four times.

A man is now charged in the shooting that killed a woman inside a home on Chicago's Far South Side Tuesday. Yahoo Sports

CHICAGO (CBS) -- Four people, including a minor, were wounded Monday night in Back of the Yards. The shooting took place at 51st and Laflin streets.

CHICAGO - An arrest has been made in a Washington Heights shooting that left a 37-year-old woman dead. The incident occurred just after 4:30 a.m. Tuesday near 101st Street and Aberdeen Street. Chicago police said the victim was inside a home when someone began shooting outside.