mistake, better here in training than on the front lines of the war. barbara starr, cnn, camp pendleton, california. political dignitaries from more than 40 nations descending upon washington for a two-day security summit hosts by president obama, reportedly the biggest assembly of world leaders hosted by an american president since 1945. lye pictures now and in 15 minutes we'll hear what the summit means for us. a week after the deadly blast that killed 29 coal miners and tore apart a tight knit west virginia community, another grim task remains -- retrieving the bodies inside the upper big branch mine. we're told a couple of rescue teams went in at midnight and a third will reenter the mine this morning. in afghanistan's kandahar province at least four people are dead and 18 injured after a