The unknown man broke into the woman's home on the 1500 block of Clarendon Boulevard in Fort Myer Heights around 12:20 a.m. Sunday, Oct. 29, police said.
The man went into the woman's bedroom and threatened her, then raped her and fled on foot, authorities said.
The suspect is described as a tall, Black male with a skinny build and shorter, curly hair.
This remains an active criminal investigation and anyone with information that may assist the investigation is asked to contact Detective McGuire at 703-228-4173 or tmcguire@arlingtonva.us. Information may also be provided anonymously through the Arlington County Crime Solvers hotline at 1-866-411-TIPS (8477).
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