Story…. Air Strike also known as The Bombing or Unbreakable Spirit is a Chinese action war-drama film directed by Xiao Feng about the Japanese bombings of the Chinese city Chongqing during World War II.[3] Mel Gibson joined as production designer. The film stars Liu Ye, Bruce Willis, Song Seung-heon and William Chan, with special appearances by Nicholas Tse, Fan Bingbing and many others. Principal photography began in May 2015 in Shanghai, China.