Sebastian Junger is an author and documentary filmmaker. His book “The Perfect Storm” was made into a Hollywood movie. Sebastian’s latest book is “Tribe: On Homecoming and Belonging.” Sebastian Junger is joined by journalist Philip Caputo, who wrote the Vietnam memoir “A Rumor of War.” Philip and Sebastian talk with retired U.S. diplomat and political advisor Jack Segal. Jack asked Philip to start the discussion by reading from “A Rumor of War.”