LOST - "...In Translation" - When the raft the survivors have been building mysteriously burns down, Michael is convinced that Jin is responsible for the sabotage, which only further escalates their rivalry. Meanwhile, Sun stuns her fellow survivors with a surprising revelation, and Boone gives Sayid a warning about Shannon, on "Lost," WEDNESDAY, FEBRUARY 23 (8:00-9:01 p.m., ET), on the ABC Television Network. YUNJIN KIM, HAROLD PERRINEAU, MATTHEW FOX