article_snippet.sent: authorities have not been charged with homicide.
article_snippet.sent: The victim's death is being treated as a homicide, Middlesex District Attorney Marian Ryan added, according to CBS.
article_snippet.sent: The suspect will be arraigned on Monday at Cambridge District Court.
highlights_snippet.sent: A suspect has been arrested and charged with 'accessory', not homicide .
  
highlights_snippet.sent: 'accessory', not homicide will not be identified until the arraignment on Monday, officials said .
  
highlights_snippet.sent: Cambridge Police are treating grisly situation as homicide investigation .