Protesters march with defaced portraits of North Korea leader Kim Jong Il, left, and his son Kim Jong Un, denouncing North Korea's artillery barrages targeting Yeonpyeong island Wednesday, Nov. 24, 2010 in Seoul, South Korea.  (AP Photo/Kyodo News)

Protesters march with defaced portraits of North Korea leader Kim Jong Il, left, and his son Kim Jong Un, denouncing North Korea's artillery barrages targeting Yeonpyeong island Wednesday, Nov. 24, 2010 in Seoul, South Korea. (AP Photo/Kyodo News)