Students take the annual College Scholastic Ability Test, or college entrance exam, at a high school in Seoul last November. Students face enormous pressure to do well on the test and get into a top university. Airplanes are grounded on the day of the test so they won't disturb the students. Ed Jones/AFP/Getty Images hide caption

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Koreans — many of them elderly — line up to receive 500 won, or about 50 cents, from Shin Banpo Church in southern Seoul. Each week, organizers say, a few hundred seniors show up at each church that offers the service, and the line starts hours in advance. Elise Hu/NPR hide caption

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U.S. Ambassador to South Korea Mark Lippert waves as he leaves a hospital in Seoul, where he recovered from being attacked by a knife-wielding South Korean nationalist. Kyodo /Landov hide caption

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Cho Hyun-ah (center) leaves for a detention facility today following a court order. Cho served as head of in-flight service for Korean Airlines until earlier this month. Her conduct aboard an aircraft over a packet of improperly served macadamia nuts led to her resignation. She is accused of violating South Korea's aviation safety laws. Kim Hong-ji /Reuters /Landov hide caption

itoggle caption Kim Hong-ji /Reuters /Landov

Cho Hyun-ah, the daughter of Korean Air's chairman and CEO, has apologized and resigned from a position at the airline after a backlash over her kicking a steward off a recent flight. Cho was angered by the presentation of macadamia nuts. Chung Sung-Jun/Getty Images hide caption

itoggle caption Chung Sung-Jun/Getty Images

Sewol ferry crew members, whose identities are obscured in this photo at the request of the court, attend verdict proceedings in Gwangju, South Korea, Tuesday. Ferry captain Lee Joon-Seok was sentenced to 36 years in jail. Getty Images hide caption

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North Korea's National Defense Commission Vice Chairman Hwang Pyong So, middle, waves as the country's athletes march at the end of the Asian Games. He's flanked by Workers Party Secretary Choe Ryong Hae, right, and South Korea's Kim Kwan-jin, left, national security adviser to South Korea's president. Dita Alangkara/AP hide caption

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Pope Francis shakes hands with upon his Thursdayarrival in Seoul. The Pontiff arrived in South Korea on the first papal visit to the Asian nation in a quarter century. During his five-day visit, Francis plans to beatify 124 Korean martyrs and encourage a vibrant and growing local church seen as a model for the future of Catholicism. Gregorio Borgia/AP hide caption

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In South Korea, final preparations are being made for Pope Francis' upcoming visit. To reach Seoul, the pontiff will fly through Chinese airspace and send a message to China's leaders. Ahn Young-joon/AP hide caption

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More than 70 second-year students who survived the sinking of the ferry Sewol returned to Danwon High School in Ansan, South Korea, on Wednesday. Kim Chul-Soo/EPA/Landov hide caption

itoggle caption Kim Chul-Soo/EPA/Landov

People watch a live speech by South Korean President Park Geun-hye, who said she is disbanding the coast guard over its handling of the Sewol ferry disaster. Lee Jin-man/AP hide caption

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