South Korea Ferry Toll Hits 156, Search Gets Tougher (video)

Coastguard boats and search and rescue teams take part in recovery operations at the site of the 'Sewol' ferry, off the coast of the South Korean island of Jindo on April 24, 2014.Nicolas Asfouri/AFP/Getty Images

As the 156th body was pulled from waters where the South Korean ferry sank a week ago, relatives of the missing are pressing the government to finish the task of recovery soon. But the work is becoming more complicated.