4 p.m. update: The investigation into the man's death by the Boston Police Department was ongoing.
11:30 a.m. update: Police have confirmed the body found in the Fens Tuesday morning is a male. They would not yet give an approximate age.
Police say the investigation is "still very active."
Boston Police are investigating a person's death in the Fenway this morning, after a body was found near the Fens on Tuesday morning.
Boston Police said the body was found at 7:22 a.m. near 59 The Fenway.
Police have set up a crime scene in the area and homicide detectives are investigating.