Armed police conduct a rehearsal for commemorative activities of the 74th anniversary of the Nanjing Massacre in the capital of eastern China's Jiangsu Province, December 12, 2011. The Nanjing Massacre lasted six weeks when Japanese militarists occupied the city on December 13, 1937, during the War of Resistance Against Japanese Aggression (1937-1945). [CNS Photo/Yang Bo]
