As clips from next week's Lost episode depict, "Lighthouse" centers around a pair of half-siblings.
Viewers will see what Jack's sideways life looks like in 2004; while a clearly crazed Claire interrogates an Other in her attempt to track down Aaron.
We'll recap and review the episode in depth after it airs. For now, get an early look at scenes from the installment below. Click on each photo to enlarge it...
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