Cast members of the film "Battleship", (from L-R) U.S. model Brooklyn Decker, Swedish actor Alexander Skarsgard, Canadian actor Taylor Kitsch, Japanese actor Tadanobu Asano, singer Rihanna and U.S. director Peter Berg pose during a news conference atop a flight deck of aircraft carrier USS George Washington at Yokosuka port, south of Tokyo April 2, 2012.[Photo/Agencies]

Actor Taylor Kitsch wears a cap during a news conference to promote his film "Battleship" atop a flight deck of aircraft carrier USS George Washington at Yokosuka port, south of Tokyo April 2, 2012.[Photo/Agencies]