Japanese Defense Minister Takeshi Iwaya and acting U.S. Defense Secretary Patrick Shanahan agreed Friday to step up cooperation both in the search for an F-35A fighter that crashed off Aomori Prefecture and in the investigation into the cause of the accident.Iwaya and Shanahan reached the agreement in a meeting at the Pentagon. Both countries are concerned about the implications of the next-generation aircraft being recovered by a rival like China or Russia as it could constitute a major military intelligence security breach.Speaking to reporters after the meeting, Iwaya said Shanahan told …READ FULL ARTICLE