his comments mmrroo the tack of &pnew book from nee york times correspondent david sanger-- who writesut the president's urprising against america's eneeies. as sanger poiits out, few barrck obama tt move from a - leader who- early on- won the nobel peace prize and spoke of not want to keep our troops in aaghanistan."to becoming a prrsident who ordered the bin laden raid, escalated drrne strikes, ann- as sanger attacks against iran's nucleer program.(reporter: "why does he apprrach conflictssthis way? what doee it sayyabout his view of amerrca's role in the world?")""eelli think the president still understands is protection of the homeland. i think he understands that there are sttlllthreats out there, from either states like iran or north korea as well as and i thinn ttis pointtcame home to im with the christmas bomber, with the tiies square failed attempted bombing." president, surprisingly hands-on duriig the cyber-ops against iran... often meeting in the situation room to assess damage. erhaps not since lyndon johhson haddsat pn the ssme room, more than four decades before, picking