Authorities said they found a bloody knife at the Massachusetts home of Brian Walshe, whose wife Ana Walshe was last seen on New Year’s Day. WATCH FULL EPISODES OF WORLD NEWS TONIGHT: https://abc.com/shows/world-news-tonight WATCH WORLD NEWS TONIGHT ON HULU: https://bit.ly/3iQLwPp #worldnewstonight #abcnews #anawalshe #brianwalshe