U.S. doctor works to treat horrors of Syria's civil war

      |Used to working in top-rated hospitals, American surgeon Dr. Abdalmajid Katranji now works out of a converted kitchen, treating the horrific injuries of Syria's civil war. Katranji, who has left his wife and four children seven times to come help the victims of the conflict, tells Holly Williams of the toll war has taken on the citizens of Syria -- and himself.

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