Bop Ta has visited North Korea almost 100 times, sometimes checking the recipients of handouts.

Bop Ta 已走访朝鲜近100次，有时检查救济对象。

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North Korea has declared those talks "dead" several times this year,and says it is willing to deal only with the United States as a fellow nuclear weapons nation.

VOA: standard.2009.09.06

The North Korean Central News Agency carried a statement from the country's Naval command,Thursday, accusing South Korea of sending warships into the North's territorial waters at least 10 times this week.

VOA: standard.2009.10.15

Richardson, a former U.S. ambassador to the United Nations, has traveled to North Korea several times, most recently in April 2007 to secure the return of the remains of American soldiers killed during the Korean War.

CNN: N. Korea feels 'owed' direct talks with U.S., Richardson says

Mike Chinoy, a former CNN correspondent who has visited North Korea 15 times, said the current confusion about Pyongyang's capabilities recall a similar episode in 1998, when U.S. spy satellites discovered an underground complex at Kumchangri, not far from North Korea's main nuclear facility at Yongbyon.

CNN: 5 things we still don't know about North Korea's nukes

"For things to progress smoothly, there must be improved relations between the United States and North Korea, between North Korea and the European Union and between North Korea and Japan, " he told the New York Times.

CNN: North Korea reportedly backs U.S military presence