[TigerLikesRooster]

Another report from Yonhap News:

Tremors were felt for about a minute in Hunchun, Jilin Province, China, which is approximately 127 miles from the test site. No damage was reported, though.

URL: http://app.yonhapnews.co.kr/YNA/Basic/article/new_search/YIBW_showSearchArticle_New.aspx?searchpart=article&searchtext=%ed%95%b5%ec%8b%a4%ed%97%98+%ec%a7%80%ec%a7%84+%ec%a4%91%ea%b5%ad&contents_id=AKR20130212190500074

[AdmSmith]

North Korea says its nuclear test was its “first response” to U.S. threats and warns it will continue with unspecified “second and third measures of greater intensity” if the United States maintains its hostility.

http://www.usnews.com/news/world/articles/2013/02/12/north-korea-apparently-conducts-third-atomic-test

A second nuke test?