17 in front of her. — — the first hearing by an independent judge was held thursday in the murder trial of shanna gardner and mario fernandez. — jacksonville beach murder plot: — shanna gardner and her estranged husband mario fernandez saldana were in court this morning for a pretrial hearing. Gardner is accused of conspiring with saldana and his. Shanna gardner and her estranged husband mario fernandez saldana were in court this morning for a pretrial hearing. Gardner is accused of conspiring with saldana and his tenant. Evidence beyond reasonable doubt that shanna gardner.