Kerry visits North Asia

U.S. Secretary of State John Kerry arrived in South Korea on an unusual diplomatic journey, traveling directly into a region bracing for a possible North Korean missile test and risking that his presence alone could spur Pyongyang into another headline-seeking provocation.

U.S. Secretary of State John Kerry, left, and Japanese Prime Minister Shinzo Abe sit down for their meeting at Abe's official residence in Tokyo Monday, April 15, 2013. Kerry is in Tokyo as part of Asian tour amid a tense situation over a possible missile launch by North Korea. (AP Photo/Paul J. Richards, Pool)

U.S. Secretary of State John Kerry, left, talks with South Korean Foreign Minister Yun Byung-se during a joint press conference at Foreign Ministry in Seoul, South Korea, Friday, April 12, 2013. Kerry is making his first-ever visit to Seoul amid strong suspicion that North Korea may soon test a mid-range missile. (AP Photo/Lee Jin-man)

A South Korean man, wearing a mask of U.S. Secretary of State John Kerry, protests against the ongoing military exercises and demanding Kerry to go to North Korea for peace talks near the presidential house in Seoul, South Korea, Friday, April 12, 2013. Kerry arrived in South Korea on Friday on an unusual diplomatic journey, traveling directly into a region bracing for a possible North Korean missile test and risking that his presence alone could spur Pyongyang into another headline-seeking provocation. (AP Photo/Ahn Young-joon)

A South Korean man, wearing a mask of U.S. Secretary of State John Kerry, protests against the ongoing military exercises and demanding Kerry to go to North Korea for peace talks near the presidential house in Seoul, South Korea, Friday, April 12, 2013. Kerry arrived in South Korea on Friday on an unusual diplomatic journey, traveling directly into a region bracing for a possible North Korean missile test and risking that his presence alone could spur Pyongyang into another headline-seeking provocation. (AP Photo/Ahn Young-joon)

U.S. Secretary of State John Kerry, left, gestures as he meets South Korea's Foreign Minister Yun Byung-se before the arrival of South Korean's President Park Geun-hye at the presidential Blue House in Seoul, Friday, April 12, 2013. (AP Photo/Paul Richard, Pool)

U.S. Secretary of State John Kerry, third left, is escorted by U.S. Ambasador to South Korea Sung Y. Kim, second left, and Deputy director general of South Korea's Foriegn Ministry, Moon Seoung-hyun, center, upon arrival at Seoul air base in Seoul, Friday, April 12, 2013. Kerry arrived in South Korea on Friday on an unusual diplomatic journey, traveling directly into a region bracing for a possible North Korean missile test and risking that his presence alone could spur Pyongyang into another headline-seeking provocation. (AP Photo/Paul J. Richards, Pool)