Maria Parrado believes her nephew , who served a 12-year prison sentence in Cuba after being arrested in Cuban waters , will be persecuted if he is sent back there .
Parrado 's aunt believes her nephew , who has served a prison sentence in Cuba , will be persecuted if he is repatriated .
The Virginia attorney-general , Jerry Kilgore , accused the Supreme Court of undermining " Virginia 's right to pass legislation that reflects the views and values of our citizens " .