jack kate meet physician daniel farady first psychics miles straume demonstrate come island intention rescuing survivors locke group find anthropologist charlotte staples lewis ben linus shoots her meanwhile group jack finds pilot frank lapidus landed helicopter minor damages repaired jack forces miles tell real intention come islandbr br the second episode fourth season returns island four new characters stops confusing flashforwards seems finally beginning explanations and fans viewers expect provided lost interest government ben linus informed boat questions expect see next episodes vote eightbr br title brazil available