Yoko Ono marked what would have been her 44th wedding anniversary to John Lennon by tweeting an image of the former Beatle's blood-stained glasses on Wednesday.The 79-year-old artist and activist used several tweets to draw attention to gun violence in the United States."Over 1,057,000 people have been killed by guns in the USA since John Lennon was shot and killed on 8 Dec 1980," Ono said. Lennon
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