LOST - "Ji Yeon" - Juliet is forced to reveal some startling news to Jin when Sun threatens to move to Locke's camp. Meanwhile, Sayid and Desmond begin to get an idea of the freighter crew's mission when they meet the ship's Captain, on "Lost," THURSDAY, MARCH 13 (9:00-10:02 p.m., ET) on the ABC Television Network. (ABC/MARIO PEREZ) NAVEEN ANDREWS, HENRY IAN CUSICK, MARC VANN