North Korea says new nuclear test will be part of fight against U.S.

K.J. Kwon and Jethro Mullen, CNN
6 minute read
Updated 10:57 PM EST, Thu January 24, 2013
North Korean leader Kim Jong Un meets with North Korea's first female fighter jet pilots in this undated photo released by the country's state media on Monday, June 22. He called the women "heroes of Korea" and "flowers of the sky."
North Korean leader Kim Jong Un meets with North Korea's first female fighter jet pilots in this undated photo released by the country's state media on Monday, June 22. He called the women "heroes of Korea" and "flowers of the sky."
KCNA/KNS/AFP/Getty Images
Kim stands on the snow-covered top of Mount Paektu in North Korea in a photo taken by North Korean newspaper Rodong Sinmun on April 18 and released the next day by South Korean news agency Yonhap. Kim scaled the country's highest mountain, North Korean state-run media reported, arriving at the summit to tell soldiers that the hike provides mental energy more powerful than nuclear weapons.
Kim stands on the snow-covered top of Mount Paektu in North Korea in a photo taken by North Korean newspaper Rodong Sinmun on April 18 and released the next day by South Korean news agency Yonhap. Kim scaled the country's highest mountain, North Korean state-run media reported, arriving at the summit to tell soldiers that the hike provides mental energy more powerful than nuclear weapons.
KCNA via KNS/afp/getty images
Kim Jong Un, center, poses with soldiers on the snow-covered top of Mount Paektu in an April 18 photo released by South Korean news agency Yonhap.
Kim Jong Un, center, poses with soldiers on the snow-covered top of Mount Paektu in an April 18 photo released by South Korean news agency Yonhap.
Rodong Sinmun/YONHAP/AFP/Getty Images
Kim visits the Kumsusan Palace of the Sun in Pyongyang, North Korea, on April 15 to celebrate the 103rd birth anniversary of his grandfather, North Korean founder Kim Il Sung.
Kim visits the Kumsusan Palace of the Sun in Pyongyang, North Korea, on April 15 to celebrate the 103rd birth anniversary of his grandfather, North Korean founder Kim Il Sung.
KCNA/KNS/AFP/Getty Images
Kim inspects a drill for seizing an island at an undisclosed location in North Korea in an undated picture released by North Korea's official Korean Central News Agency on February 21.
Kim inspects a drill for seizing an island at an undisclosed location in North Korea in an undated picture released by North Korea's official Korean Central News Agency on February 21.
KCNA/KNS/AFP/Getty Imges
Kim speaks during a meeting of the Political Bureau of the Central Committee of the Workers' Party of Korea in Pyongyang, North Korea, in this photo released February 19 by the state-run Korean Central News Agency.
Kim speaks during a meeting of the Political Bureau of the Central Committee of the Workers' Party of Korea in Pyongyang, North Korea, in this photo released February 19 by the state-run Korean Central News Agency.
KCNA/XINHUA/LANDOV
A picture released by the North Korean Central News Agency shows North Korean leader Kim Jong Un appearing without his cane at an event with military commanders in Pyongyang on Tuesday, November 4. Kim, who recently disappeared from public view for about six weeks, <a href="http://www.cnn.com/2014/10/28/world/asia/kim-jong-un-cyst/index.html">had a cyst removed</a> from his right ankle, a lawmaker told CNN.
A picture released by the North Korean Central News Agency shows North Korean leader Kim Jong Un appearing without his cane at an event with military commanders in Pyongyang on Tuesday, November 4. Kim, who recently disappeared from public view for about six weeks, had a cyst removed from his right ankle, a lawmaker told CNN.
KCNA/EPA/LANDOV
Kim is seen walking with a cane in this image released Thursday, October 30, by the state-run Korean Central News Agency.
Kim is seen walking with a cane in this image released Thursday, October 30, by the state-run Korean Central News Agency.
KCNA
Kim sits in the pilot's seat of a fighter jet during the inspection.
Kim sits in the pilot's seat of a fighter jet during the inspection.
KCNA/KNS/AFP/Getty Images
This undated photo, released Tuesday, October 14, by the KCNA, shows Kim inspecting a housing complex in Pyongyang, North Korea. International speculation about Kim went into overdrive after he failed to attend events on Friday, October 10, the 65th anniversary of the Workers' Party. He hadn't been seen in public since he reportedly attended a concert with his wife on September 3.
This undated photo, released Tuesday, October 14, by the KCNA, shows Kim inspecting a housing complex in Pyongyang, North Korea. International speculation about Kim went into overdrive after he failed to attend events on Friday, October 10, the 65th anniversary of the Workers' Party. He hadn't been seen in public since he reportedly attended a concert with his wife on September 3.
KCNA /KNS REPUBLIC OF KOREA/AFP/Getty Images
A picture released by the KCNA shows Kim and his wife watching a performance by the Moranbong Band on Wednesday, September 3, in Pyongyang.
A picture released by the KCNA shows Kim and his wife watching a performance by the Moranbong Band on Wednesday, September 3, in Pyongyang.
EPA/KCNA /LANDOV
Kim tours a front-line military unit in this image released Wednesday, July 16, by the KCNA.
Kim tours a front-line military unit in this image released Wednesday, July 16, by the KCNA.
KCNA/EPA/LANDOV
Kim poses for a photo as he oversees a tactical rocket-firing drill in June.
Kim poses for a photo as he oversees a tactical rocket-firing drill in June.
KCNA/XINHUA/LANDOV
Kim watches a tactical rocket-firing drill in June.
Kim watches a tactical rocket-firing drill in June.
KCNA/XINHUA/LANDOV
A North Korean soldier patrols the bank of the Yalu River, which separates the North Korean town of Sinuiju from the Chinese border town of Dandong, on Saturday, April 26.
A North Korean soldier patrols the bank of the Yalu River, which separates the North Korean town of Sinuiju from the Chinese border town of Dandong, on Saturday, April 26.
STRINGER/AFP/Getty Images)
In this photo released Thursday, April 24, by the Korean Central News Agency, Kim smiles with female soldiers after inspecting a rocket-launching drill at an undisclosed location.
In this photo released Thursday, April 24, by the Korean Central News Agency, Kim smiles with female soldiers after inspecting a rocket-launching drill at an undisclosed location.
KNS/AFP/Getty Images
A picture released Tuesday, March 18, by the KCNA shows Kim attending a shooting practice at a military academy in Pyongyang.
A picture released Tuesday, March 18, by the KCNA shows Kim attending a shooting practice at a military academy in Pyongyang.
KCNA/epa/LANDOV
A North Korean soldier uses binoculars on Thursday, February 6, to look at South Korea from the border village of Panmunjom, which has separated the two Koreas since the Korean War.
A North Korean soldier uses binoculars on Thursday, February 6, to look at South Korea from the border village of Panmunjom, which has separated the two Koreas since the Korean War.
Shin Jun-hee/yonhap/ap
A North Korean soldier kicks a pole along the banks of the Yalu River on Tuesday, February 4.
A North Korean soldier kicks a pole along the banks of the Yalu River on Tuesday, February 4.
JACKY CHEN/reuters/LANDOV
A photo released by the KCNA on Thursday, January 23, shows the North Korean leader inspecting an army unit during a winter drill.
A photo released by the KCNA on Thursday, January 23, shows the North Korean leader inspecting an army unit during a winter drill.
KCNA/epa/LANDOV
Kim inspects the command of an army unit in this undated photo released Sunday, January 12, by the KCNA.
Kim inspects the command of an army unit in this undated photo released Sunday, January 12, by the KCNA.
KNS/AFP/Getty Images
Kim visits an army unit in this undated photo.
Kim visits an army unit in this undated photo.
KNS/AFP/Getty Images
Kim inspects a military factory in this undated picture released by the KCNA in May 2013.
Kim inspects a military factory in this undated picture released by the KCNA in May 2013.
KNS/AFP/Getty Images
Kim visits the Ministry of People's Security in 2013 as part of the country's May Day celebrations.
Kim visits the Ministry of People's Security in 2013 as part of the country's May Day celebrations.
KCNA VIA KNS/AFP/Getty Images
A North Korean soldier, near Sinuiju, gestures to stop photographers from taking photos in April 2013.
A North Korean soldier, near Sinuiju, gestures to stop photographers from taking photos in April 2013.
HOW HWEE YOUNG/EPA/LANDOV
North Korean soldiers patrol near the Yalu River in April 2013.
North Korean soldiers patrol near the Yalu River in April 2013.
STR/AFP/Getty Images
Kim is briefed by his generals in this undated photo. On the wall is a map titled "Plan for the strategic forces to target mainland U.S."
Kim is briefed by his generals in this undated photo. On the wall is a map titled "Plan for the strategic forces to target mainland U.S."
The Rodong Sinmun
Kim works during a briefing in this undated photo.
Kim works during a briefing in this undated photo.
The Rodong Sinmun
In this KCNA photo, Kim inspects naval drills at an undisclosed location on North Korea's east coast in March 2013.