Mentioning "provocations will worsen", South Korean President has announced Seoul will focus on securing "new and strong" international sanctions against Pyongyang at the U.N. Security Council.

At a meeting in Seoul on Thursday, Park Geun-hye noted past efforts through negotiations to curb nuclear issue had failed to stop the DPRK's growth of nuclear program. Seoul's media reported Pyongyang is very likely to conduct its sixth nuclear test soon.

On Wednesday, the US sent two armed bombers to fly over the peninsula, for the second time since DPRK's latest nuclear test. The U.S. is likely to send B-52s and B-2s as well. The two allies are pushing forward a three-K plan against Pyongyang's possible provocations, that is Kill chain, Korea Air and Missile Defense and Korea Massive Punishment & Retaliation plan.