i m david muir. tonight on world news from vancouver, fighting words. fierce attacks against president obama. a warning to fellow republicans. a gathering of 10,000 conservatives. what it means for the 2010 election. teeing off. golfers, fans and sponsors now speaking out after the apology heard around the world. family feud. the actress with down syndrome now at the center of a battle between sarah palin and hollywood. that actress, now speaking out about the controversy. and solid gold. tonight, inside the u.s. team s dominance here. we reveal the training secrets of america s gold medal stars. good good evening tonight, from vancouver, another big day here for the olympics and we ll get to all of that in a moment. but we ll begin with a mass gathering elsewhere many washington. it could have huge implications for 2010. 10,000 conservatives gathering in washington. some calling it their own woodstock. fiery words for president obama. rachel martin tonight at the