On Tuesday, U.S. Army Major General Harold Greene was killed by a gunman at an Afghan military training facility. He became America's highest-ranking casualty in war-time since Vietnam. His son has been following in his footsteps by also joining the Army. Anderson spoke with Lieutenant Matthew Greene who shared his memories of his father.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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