south korea

South Korean Marine Corps' amphibious vehicles take part in a ceremony to mark the 64th anniversary of Incheon Landing Operations conducted by the U.S.-led United Nations troop during the 1950-1953 Korean War, in the sea off Incheon, September 15, 2014.

News1/Reuters

South Korean Marine Corps’ amphibious vehicles take part in a ceremony to mark the 64th anniversary of Incheon Landing Operations conducted by the U.S.-led United Nations troop during the 1950-1953 Korean War, in the sea off Incheon

South Korean special police officers descend the stairs from subway station during an anti-terror exercise as part of Ulchi Freedom Guardian or UFG in Seoul, South Korea.

Lee Jin-man/AP

South Korean special police officers enter a subway station in Seoul, South Korea, during an anti-terror exercise as part of Ulchi Freedom Guardian, an annual joint military operation between South Korea and the US

A woman holds a picture of Pope Francis while waiting for his arrival for the Holy Mass at Daejeon World Cup stadium in Daejeon August 15, 2014. Pope Francis on Friday commemorated the more than 300 people killed in a ferry disaster in April, and called on South Koreans, among Asia's richest people, to beware of the spiritual "cancer" that often accompanies affluent societies.

Lee Jin-man/Reuters

A woman holds a picture of Pope Francis while waiting for holy mass at a stadium at Daejeon, South Korea, on Friday. The Pope commemorated more than 300 people killed in a ferry disaster in April.

Pope Francis arrives to attend a welcomi...Pope Francis arrives to attend a welcoming ceremony at the presidential Blue House in Seoul on August 14, 2014. Pope Francis arrived in Seoul looking to fuel a new era of Catholic growth in Asia -- a mission fraught with complex political challenges but huge potential rewards. AFP PHOTO / POOL / Kim Hong-JiKim Hong-Ji/AFP/Getty Images

Kim Hong-Ji/AFP

Pope Francis attends a welcoming ceremony at the presidential Blue House in Seoul, South Korea

Children play in a fountain to beat the heat in central Seoul on August 1, 2014.  South Korea's state weather agency issued a heat wave warning for Seoul for the first time this year, advising people to stay indoors. Heat wave warnings are issued when the daytime high is expected to stay above 35 C (95F) for two or more consecutive days, according to state media.

Ed Jones/AFP

Children play in a fountain to beat the heat in central Seoul on Friday. South Korea’s state weather agency issued a heat wave warning for Seoul for the first time this year, advising people to stay indoors, as temperatures are expected to exceed 35 celsius

Tourists play in the mud during the Boryeong Mud Festival at Daecheon beach in Boryeong...Tourists play in the mud during the Boryeong Mud Festival at Daecheon beach in Boryeong July 18, 2014. About 2 to 3 million domestic and international tourists visit the beach during the annual mud festival, according to the festival organisers.  REUTERS/Kim Hong-Ji (SOUTH KOREA - Tags: SOCIETY)

Kim Hong-Ji/Reuters

Tourists play in the mud during the Boryeong Mud Festival at Daecheon beach in Boryeong, South Korea. About 2m-3m domestic and international tourists visit the beach during the annual mud festival. Read more

 A view of the USS George Washington aircraft carrier (CVN-73) in Busan, South Korea, 11 July 2014. USS George Washington arrived in South Korea on 11 July as part of a planned visit.

Jeon Heon-Kyun/EPA

A view of the USS George Washington aircraft carrier in Busan, South Korea. It arrived there on Friday as part of a planned visit.

Chinese President Xi Jinping greets children during a welcome ceremony at the Presidential Blue House in Seoul, South Korea, Thursday, July 3, 2014. Xi's choice to meet with South Korean President Park Geun-hye over North Korean leader Kim Jong Un upends the practice since Beijing and Seoul forged diplomatic ties in 1992 of Chinese presidents choosing to make Pyongyang their first official destination on the Korean Peninsula.

Kim Hong-ji/AP

Chinese President Xi Jinping greets children during a welcome ceremony at the Presidential Blue House in Seoul, South Korea. Xi’s choice to meet with South Korean President Park Geun-hye over North Korean leader Kim Jong Un upends the practice since Beijing and Seoul forged diplomatic ties in 1992 of Chinese presidents choosing to make Pyongyang their first official destination on the Korean Peninsula Read more

South Korean soldiers take position during a search and arrest operation as troops standoff with a conscript soldier in Goseong

Hwang Gwang-mo/Yonhap/Reuters

South Korean soldiers take position during a search and arrest operation for a conscript soldier who shot and killed five comrades in Goseong on Monday

South Korea Memorial Day

AP Photo/Lee Jin-man

A woman weeps in front of the gravestone of her relative who died during the 1950-53 Korean War on South Korea’s Memorial Day at the National Cemetery in Seoul, South Korea