after years living in the united stas, one man goes home to do somethinbig. >>> the global environment can this count learn something from south korea whereoing green has beme a national obsession? >>> and our ignature" story on aving the childr." imagine your kids having tdo this. the effort tbring a better life to some of pastan's destitute. >>> fromhe world's leading reporters and alysts, here's what's happening fm around the world. this is "worldfos." major support has beenrovided rosalind p. walter and the peter g. peterson foundation dedicated to promoting fisl responsibity and addressing key economic challenges fang america'future. and additional funng is provided by the following suppters -- >>> hello and good evening i'm daljit dhaliwal. begin tonight bytaking note of the eight annivsary of the u.s.-l invasion of afghanistan. the aim was to defeat the talibaand deny al qaeda a home base after the september 11th attacks, but today t taliban are resurgent, the war has become ineasingly deadly for america d its allies and osama bin laden remains free man. e afghanistan conflict h

thenis, being discussed in the white house is that the talin doesn't actually aspire to attack the united stas proper. anso then questio becomes, would ey be enaer of qaeda if we don't manage to get rid of them in afghanistan. can they provide safe hav once again for al qaeda. those are the issues that are gog through right now in this debate that you'reeeing in the adminiration. >> charl: what is the politicshat's driving the debate, not that the national security not the first and morps interests, where are the politics if there are any? complicated. and multi-layered as we saw the other y when 30 members of congress leadingembers of congress went to the white house to dcuss this wit the president. yohad democrats who said, we'll be with you. we think you ought to do what general mccrystal aed in terms ofroviding more resources, democrats sai the posite. who said not timeo send mor oops her just sending mor oops down a rat hole. then you had republicans pressing hard sang, new don't go what neral mccryst is asking you're effect signing a prescription for failure. >> crlie: epresident said ye