VANDALIA, Ill. (WLS) -- A 43-year-old downstate Illinois man has been charged with murder and sexual assault in the death of a14-year-old girl, Illinois State Police said Monday.

Police found the body of Kylie M. Toberman of Vandalia Friday in a home in the 1100-block of West Gallatin Street, officials said.

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Vandalia is about 70 miles northeast of St. Louis.

Arnold B. Rivera, also of Vandalia, was identified as a suspect and taken into custody.

He's been charged with first-degree murder, concealing a homicidal death, criminal sexual assault and more in the girl's death, police said.

State police said they are aware of a post on social media concerning the death, and it is part of the investigation.

Rivera is being held pending

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