U.S. and the South Korean Marine landing crafts sail to shores in a smoke screen near the Dokdo Ham, South Korean Navy's 14,000 ton-class large-deck landing ship during the 60th Incheon Landing Operations Commemoration Ceremony, Wednesday, Sept. 15, 2010 at sea near Incheon, the coastal city where United Nations Forces led by U.S. General Douglas MacArthur landed in September, 1950 just months after North Korea invaded the South. (AP Photo/ Lee Jin-man)

Photo by: Lee Jin-man

U.S. and the South Korean Marine landing crafts sail to shores in a smoke screen near the Dokdo Ham, South Korean Navy's 14,000 ton-class large-deck landing ship during the 60th Incheon Landing Operations Commemoration Ceremony, Wednesday, Sept. 15, 2010 at sea near Incheon, the coastal city where United Nations Forces led by U.S. General Douglas MacArthur landed in September, 1950 just months after North Korea invaded the South. (AP Photo/ Lee Jin-man)