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The Boston Globe

Television

Tuesday Night Television

Critic’s corner: What’s on TV tonight

Frontline: Raising Adam Lanza 10 p.m., Channel 2

Many questions came out of the horrific shooting in Newtown, Conn., in December. This episode of “Frontline” finds the producers of PBS’s gold standard investigative series teaming up with the Hartford Courant to examine some of them, including an investigation into Adam Lanza’s background and the gun debate in Connecticut both before and after the tragedy,

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