PAJU, SOUTH KOREA - FEBRUARY 16: North Korean defectors, now living in South Korea, release balloons carrying propaganda leaflets denouncing North Korea's nuclear test at Imjingak, near the Demilitarized Zone (DMZ) on February 16, 2013 in Paju, South Korea. February 16 is late leader Kim Jong-Il's birthday and defectors dare to launch the balloons today, to denouce the nuclear test. (Photo by Chung Sung-Jun/Getty Images)