OpinionAmericans Live Longer, Kill Each Other Less: The TickerJanuary 11, 2012 at 10:42 PM UTC0FacebookXLinkedInEmailLinkGiftFacebookXLinkedInEmailLinkGiftGift this articleContact us:Provide news feedback or report an errorSite feedback:Take our SurveyNew WindowFacebookXLinkedInEmailLinkGiftBookmarkSaveLock This article is for subscribers only.