(NewsNation) — Ellen Greenberg was discovered with a knife in her chest and 20 stab wounds in January 2011 by her fiancé, Samuel Goldberg. More than a decade after her death was ruled a suicide, her family is still searching for answers. NewsNation’s Brian Entin sat down with an EMT who was there the night of Greenberg’s death about what Goldberg was wearing that night and whether he changed clothes.