ROUGH CUT (NO REPORTER NARRATION)<br/> <br />The United States did not raise the issue of North Korea's banned nuclear program during the visit by a senior U.S. official to secure the release of two American prisoners, U.S. President Barack Obama said on Monday.<br/> <br />The United States is ready to engage Pyongyang on its nuclear program when the North is ready to talk seriously about denuclearization, Obama told a news conference during a summit of Asia-Pacific nations in Beijing.<br/> <br />Asked whether North Korea's release of the U.S. citizens Kenneth Bae and Matthew Todd Miller showed a potential diplomatic opening, Obama said that Director of National Intelligence James Clapper did not conduct "high-level policy discussions" in Pyongyang on his trip to retrieve them.<br/> <br />"It did not touch on some of the broader issues of concern ... In particular, its development of nuclear capacity," Obama said.<br/> <br />The United States continued to have a broader conflict with North Korea despite what O
