<p>Korea envoy needed Former Secretary of State George Shultz said the Bush administration should appoint a high-ranking special envoy for North Korea.</p>
<p>In an interview at his office at the Hoover Institution, Mr. Shultz said the nuclear crisis with Pyongyang, which a year ago revealed a covert uranium-enrichment program for arms, needs a specialist to address the problem. He said it would be similar to what former Defense Secretary William Perry did for the Clinton administration after leaving the Pentagon.</p>