The John S. McCain (DDG-56) leaves a naval port in Busan, South Korea, in 2009.

The U.S. Navy’s Aegis destroyer USS John S. McCain (DDG-56) leaves a naval port in Busan, South Korea, Monday, March 30, 2009. South Korean President Lee Myung-bak said South Korea opposes any military response to North Korea’s planned rocket launch, while Washington’s defense chief said the U.S. won’t try to shoot it down. (AP Photo/Yonhap, Jo Jung-ho) ** KOREA OUT **