A Pentagon spokesperson on Tuesday reaffirmed the United States' security commitment to South Korea and Japan, after the influential sister of North Korean leader Kim Jong-un decried the recent arrival of a U.

The San Diego-based aircraft carrier USS Carl Vinson has pulled into Busan, South Korea, at what is roughly the midway point of its latest deployment.

The U.S. aircraft carrier USS Carl Vinson arrived at the southern port city of Busan in South Korea on Sunday as a show of force against North Korea, South Korea's navy said.