CBS NewsClaressa Shields of US wins Olympic middleweight gold medalCBS News(AP) LONDON - Claressa Shields won the first middleweight gold medal in women's Olympic boxing, a dominant victory by an exuberant American teenager who danced, brawled and even stuck out her tongue. Irish lightweight Katie Taylor and British flyweight ...REFILE-UPDATE 2-Olympics-Boxing-Silky Shields storms to gold and fameReutersShields, 17, wins gold medal: 'It's always dedicated to Flint'Detroit Free PressShields, Taylor, Adams win women's boxing titlesYahoo!