The U.S. nuclear-powered submarine USS Texas made a port call in South Korea on Saturday as part of a regular deployment to the Pacific area, the U.S. military in the South said.
The Texas, based in Hawaii, arrived at South Korea's southeastern port city of Busan with more than 130 crew members, according to officials at the U.S. Forces Korea.
The 7,800-ton Texas is a Virginia-class attack submarine capable of supporting a multitude of missions, including anti-submarine warfare and anti-surface ship warfare.
The submarine's "fly-by-wire" ship control system provides improved shallow-water ship handling and special features to support special operation forces
About 28,500 U.S. troops are based in South Korea, a legacy of the 1950-53 Korean War.