Go back to Jack's time in Vietnam on the next all-new episode of This Is Us, Tuesday at 9/8c on NBC. Catch up on every episode, streaming now on NBC.com and the NBC App.
Available until 10/16/18
Appearing:Milo VentimigliaMandy MooreJustin HartleyChrissy MetzSterling BrownSusan WatsonChris SullivanRon Jones
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