In this Monday, Sept. 24, 2012 photo, North Korean students march through a street in Pyongyang, North Korea, while singing patriotic songs. North Korea's parliament passed a law Tuesda

 

              In this Monday, Sept. 24, 2012 photo, North Korean students march through a street in Pyongyang, North Korea, while singing patriotic songs. North Korea
In this Monday, Sept. 24, 2012 photo, North Korean students march through a street in Pyongyang, North Korea, while singing patriotic songs. North Korea's parliament passed a law Tuesday, Sept. 25, adding one more year to compulsory education in the socialist nation in the first policy change under leader Kim Jong Un made public by state media.(AP Photo/Vincent Yu)