UPDATE: 5:17 p.m. 12/28/15

(CBS) — Two women died and four others were injured when a Metra train struck the vehicle they were in Monday afternoon near the Chicago border with southwest suburban Hometown.

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Hometown Police say a Chevy Impala carrying six people was traveling westbound on 87th Street when the car stopped on the tracks at Pulaski as the gate went down behind it. Witnesses tell police that the car’s wheels were spinning and it couldn’t get off the tracks. Police say ice on the tracks led to the accident. The train hit the car, sending it into an electrical box.

Killed were Juniel Kemp, 20, and Alexis Kemp, 18, both of Chicago, according to the Cook County Medical Examiner’s Office.

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A 20-year-old man was seriously hurt, and three others in the car — a 17-year-old male, a 17-year-old female and a 3-year-old boy — had non-life-threatening injuries, the rail agency said.

Police earlier said the patients were transported to Advocate Christ Hospital.

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No passengers on the train were reported hurt. The train was stopped for more than an hour after the accident and the line may be experiencing delays.