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Plane crash? Suicide? Is Milo Ventimiglia’s character secretly alive?
How does Jack Pearson die? The internet has some theories on Milo Ventimiglia's much-discussed patriarch on NBC's popular series, "This Is Us." His end has been described by cast members as "unexpected" and "extremely heartbreaking." Now fans have put their sleuthing hats on to solve the mystery before the answer is revealed. Here is some of the zanier speculation.