North Korean leader Kim Jong-un asserts ongoing nuclear development is in response to the "worst threat" posed by the US and its regional allies, South Korea and Japan.
Tensions on the Korean peninsula continue to rise after a US nuclear armed submarine docked in South Korea on Tuesday, a major provocation aimed at North Korea.
intensified maintenance. all preparing for what the u.s. says is a north korea contingency but officials can t say what that contingency might be. they see that possibility of north korea were to implode as their biggest geopolitical worry. reporter: as tensions rise across the region, the uss carl vinson strike group is expected to arrive within days. it s planes will conduct visible flight operations. u.s. submarines will be able to remain covert under sea conducting surveillance of north korean communications if ordered. a joint u.s. south korea military exercise named max thunder now underway. the second largest air exercise held on the peninsula. all aimed at insuring the security of south korea and the 28,000 u.s. troops there. no let up in the militaristic
trying to make even incremental advances in their weapons programs. moving some of these technologies closer to operational capability. at the same time, we ve seen increasingly over the past couple of weeks more dialogue along the diplomatic channels. you have representatives of the foreign ministry, advice minister level making statements on behalf of north korea. the ambassador at the u.n., the an ambassador in beijing all calling for all blaming donald trump for being the instigator in this latest crisis. so it s not to say that there are mixed messages coming from the regime. there s always been some consistency but they really are trying to stress the fact that this is a standoff. this is the u.s., they see provoking the situation as much as their being an cues of doing so. the u.s., south korea military exercise examines every year