LOST - "Fire + Water" - When Charlie's vividly surreal dreams lead him to believe Claire's baby, Aaron, is in danger, Locke suspects Charlie may be using again. Meanwhile, Sawyer encourages Hurley to act on his attraction to Libby, on "Lost," WEDNESDAY, JANUARY 25 (9:00-10:00 p.m., ET), on the ABC Television Network. (ABC/MARIO PEREZ) DOMINIC MONAGHAN, EMILIE DE RAVIN