Staff at the Motel 6, 441 W. Algonquin Road, called police Thursday afternoon after entering a locked room and finding a large amount of blood on the floor, Arlington Heights Police Cmdr. Nathan Hayes said in a release on Friday.
Upon arrival, officers discovered two dead adults in the motel room. They died in what investigators determined was a murder-suicide, with both parties dying from knife stabs and lacerations. The murder victim was Cecilia Perez, 41, of Aurora.
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