The ambush for the Others goes awry and ends with Sayid, Jin, and Bernard getting captured.
Ben is informed of Charlie's prescence in the Looking Glass station and sends Mikhail to "clean up" the situation. He then embarks with Alex to meet the survivors heading for the radio tower.
In spite of increasing concern amongst the survivors, Jack resolutely continues on their trek. Flashbacks show him at a very low point of his life, where he is suicidal and drug addicted.

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