Bows and arrows have been replaced with semiautomatics in PNG's deadly tribal fighting | 7.30

Tribal warfare remains a traditional part of life in Papua New Guinea's highlands but the introduction of high-powered weapons has made local conflicts much deadlier.
Six months after violence flared during the nation's election, thousands of villagers are still too scared to return home. This report from PNG correspondent Natalie Whiting. Subscribe: ab.co/3yqPOZ5 Read more here: ab.co/3npUo70
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