U.S. Vice President Joe Biden (L) and Japan's Prime Minister Shinzo Abe attend a joint news conference following their meeting at the prime minister's official residence in Tokyo December 3, 2013. ... more 
U.S. Vice President Joe Biden (L) and Japan's Prime Minister Shinzo Abe attend a joint news conference following their meeting at the prime minister's official residence in Tokyo December 3, 2013. Biden urged Japan and China to lower tensions that have spiked since Beijing announced an air defense zone over disputed islands in the East China Sea, while repeating that Washington was worried by the move. REUTERS/Toru Hanai (JAPAN - Tags: POLITICS) less 
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Reuters | Photo By Toru Hanai / REUTERS
Tue, Dec 3, 2013 5:33 AM EST