By CBS 2 Chicago Staff

CHICAGO (CBS) — A man who was lying on the tracks was struck by a CTA train Saturday night, police say.

The 50-year-old man was lying on the Blue Line tracks in the 500 block of South Pulaski around 8:20 p.m. when he was struck by an approaching train.

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He suffered abrasions and was initially taken by the Chicago Fire Department to Mount Sinai Hospital.

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It is not clear how the man ended up on the tracks.

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Area Four detectives are investigating.

CBS 2 Chicago Staff