U.S. President Barack Obama and his Chinese counterpart, Xi Jinping, completed two days of get-to-know-you talks Saturday that covered disputes like cyber hacking and North Korea and may set the stage for U.S.-Chinese relations for years to come.<br/> <br />National Security Adviser Tom Donilon declared the meeting a success<br/> <br />(SOUNDBITE) (English) U.S. NATIONAL SECURITY ADVISER U.S. TOM DONILON, SAYING:<br/> <br />"The discussion were positive and constructive, wide-ranging, and quite successful in achieving the goals we set forth for this meeting."<br/> <br />They found common cause on North Korea.<br/> <br />(SOUNDBITE) (English) U.S. NATIONAL SECURITY ADVISER U.S. TOM DONILON, SAYING:<br/> <br />"They agreed that North Korea has to denuclearize, that neither country will accept North Korea as a nuclear armed state, and that we would work together to deepened US China cooperation and dialogue to achieve denuclearazation."<br/> <br />Donilon says Obama told XI the cyber security issue needs to be addressed
