PSI Maritime Interdiction Exercise "Pacific Shield 07" Day 1

YOKOSUKA, JAPAN - OCTOBER 14: Members of Japanese Navy approach a suspicious ship during the Proliferation Security Initiative (PSI) Maritime Interdiction Exercise "Pacific Shield 07", at Yokosuka Port on October 14, 2007 in Kanagawa, Japan. Australia, France, New Zealand, Singapore, the U.K. and the U.S. will also participate in the Exercise. PSI is an international effort to halt the proliferation of weapons of mass destruction, missiles and related materials, threat to the peace and stability of the international community. (Photo by Koichi Kamoshida/Getty Images)