Two foreign visitors shoot water guns on a street in the southwestern city of Gwangju on July 11, 2015, to blow off the summer heat and stress as they take part in a water gun festival held on the sidelines of the ongoing Summer Universiade in the city. (Yonhap)
U.S. Ambassador Mark Lippert waves a U.S. flag as he watches a preliminary basketball game with his wife Robyn between his country and Turkey at the Summer Universiade in Gwangju, on July 4, 2015. (Photo courtesy of the Gwangju Universiade Organization Committee)
Hollywood stars Arnold Schwarzenegger (R, center) and Emilia Clarke talk with U.S. soldiers at the truce village of Panmunjom on July 3, 2015. They are in South Korea to promote the new movie “Terminator Genisys,” which hit theaters in South Korea the previous day. (Pool photo) (Yonhap)
No word if he said, “I’ll be back” after his visit.
Flowers are placed in front of a monument in Seoul on June 25, 2015, erected to remember the victims of a 1995 collapse of Sampoong Department Store in southern Seoul. The country will mark the 20th anniversary of the incident, which killed 502 people and injured 900 others, four days later. (Yonhap)
A light aircraft used for Air Force pilot training remains in a stream in Okcheon, North Chungcheong Province, central South Korea, on June 25, 2015, after making an emergency landing, in this photo provided by the Okcheon Fire Station. A maintenance man aboard the plane was injured in the incident. (Yonhap)

South Korean President Park Geun-hye smiles as she applauds with former Japanese Finance Minister Fukushiro Nukaga, left, during a reception to mark the 50th anniversary of normalizing relations between South Korea and Japan in Seoul, South Korea, Monday, June 22, 2015.
Park Ju-sung, Newsis/AP
South Korean actress Ah Ri, who stars in the new movie “Black Idols,” poses for a photo during a publicity event in Seoul on June 15, 2015. The movie will be released in South Korea on June 25. (Yonhap)
South Korean singer Yangpa performs during a baseball match between the Texas Rangers and the Los Angeles Dodgers at Globe Life Park in Arlington, Texas, on June 15, 2015. She sang the national anthems of South Korea and the United States consecutively, winning the applause of spectators. (Yonhap)