Prosecutors filed another murder charge Tuesday against the alleged Gilgo Beach serial killer, bringing the number of alleged victims to seven — all women who were slain near New York City.A hair linked to the wife or daughter of suspect Rex Heuermann was found near the left wrist of 24-year-old victim Valerie Mack,

Rex Heuermann, the suspect in a string of Long Island slayings stretching back to at least 1993, was charged Tuesday in the death of a seventh woman. Authorities say the former New York architect has been linked to the death of Valerie Mack,