Administration had advised airlines to comply with Beijing demand . On Friday morning , for instance , China scrambled fighter jets after U.S. and Japanese military aircraft entered its disputed air defense zone , according to a Chinese military official . Japan resists Chinese defense zone , asks international aviation agency for help . China says it will not allow aircraft carrier through its air space. Military flights continue without incident .
Administration had advised airlines to comply with Beijing demand . Japan resists Chinese defense zone , asks international aviation agency for help . China says it will not allow aircraft carrier through its air space. Military flights continue without incident .