Helen Mirren reveals stepson Rio Hackford’s cause of death
celebrity-news” target=”_blank”>Helen Mirren< of Taylor’s son Rio Hackford. In a joint statement on Tuesday, the married couple said Rio, 51, died of “uveal melanoma, a very aggressive and rare form of cancer.” The couple, in their statement to People magazine, encourages everyone reading about Rio’s death “to get their eyes tested once a year, which…