South Korean Prime Minister Chung Hong-won also apologized to a country increasingly angry over the handling of the sinking and for lax regulatory enforcement that authorities say contributed to the accident. Ahn Young-joon/AP hide caption

itoggle caption Ahn Young-joon/AP

Crews aboard ships involved in the recovery effort at the site where a South Korean ferry sank continued to work as night fell Thursday. Nicolas Asfouri/AFP/Getty Images hide caption

itoggle caption Nicolas Asfouri/AFP/Getty Images

A Nepalese government delegation met with Sherpa mountain guides near Mount Everest's base camp on the south side of the mountain Thursday. The government was hoping to persuade the guides to continue working even though 16 Sherpas had died a week earlier. But fresh ice avalanches on Friday appear to have doomed Nepal's climbing season. Adrian Ballinger/Alpenglow Expeditions/AP hide caption

itoggle caption Adrian Ballinger/Alpenglow Expeditions/AP

Yellow ribbons hang from a fence outside Danwon High School in Ansan, South Korea, as some students return Thursday for the first time since a ferry disaster claimed the lives of scores of their classmates. Yang Ji-woong /EPA/Landov hide caption

itoggle caption Yang Ji-woong /EPA/Landov

As the sun set Wednesday in Jindo, South Korea, a woman kept watch on the waters where the Sewol ferry sank. It's feared the death toll will reach 300. Nicolas Asfouri /AFP/Getty Images hide caption

itoggle caption Nicolas Asfouri /AFP/Getty Images

Ships continued to search for Malaysia Airlines Flight 370 on Wednesday. They were looking in an area about 1,000 miles northwest of Perth. Ocean Shield is an Australian ship that has been looking for the jet's black boxes. Australian Maritime Safety Authority hide caption

itoggle caption Australian Maritime Safety Authority

A prayer for the missing and dead: Family members and friends have gathered in the port city of Jindo, South Korea, as the search continues for the scores of passengers still missing after last Wednesday's ferry disaster. At the water's edge, many are offering prayers — including this woman. Issei Kato /Reuters/Landov hide caption

itoggle caption Issei Kato /Reuters/Landov

A relative waits for word of missing passengers of a sunken ferry in Jindo, South Korea. A newly released transcript depicts a scene of confusion on the stricken ferry as it sank. Chung Sung-Jun/Getty Images hide caption

itoggle caption Chung Sung-Jun/Getty Images