TOKYO -- If China takes Taiwan by force it will be on Japan's doorstep, making U.S. defense of its ally increasingly difficult, a former Pentagon official said in an interview.
Ex-Pentagon official says Beijing has incentive to weaken Tokyo as regional rival

Elbridge Colby says Japan needs to anticipate what China will aim to do if it succeeds in taking Taiwan by force. (Photo by Ken Moriyasu)
TOKYO -- If China takes Taiwan by force it will be on Japan's doorstep, making U.S. defense of its ally increasingly difficult, a former Pentagon official said in an interview.