The dark cloud surrounding singer d4vd has grown significantly more mysterious. As the investigation into the horrific death of Celeste Rivas Hernandez intensifies, a close associate of the artist was apprehended across state lines, and new legal developments suggest that the "Romantic Homicide" singer is inching closer to a formal indictment. Source: Pascal Le Segretain / Getty According to NBC Los Angeles, Neo Langston, a 23-year-old friend of the singer, was arrested on Jan. 22 in Lewis and Clark County, Montana.