U.S. response : The US is ` ` advising '' aircraft carriers to ` ` comply '' with China 's request . It 's ` ` for safety , '' even if the U.S. does n't recognize China 's new air defense zone . China says two U.S. military planes , 10 Japanese military planes in disputed territory . They were joined by South Korea and Washington , with Secretary of State John Kerry saying the move would `` only increase tensions in the region and create risks of an incident . '' The zone is part of a rapidly escalating dispute over South China Sea territory .
U.S. response : The US is ` ` advising '' aircraft carriers to ` ` comply '' with China 's request . It 's ` ` for safety , '' even if the U.S. does n't recognize China 's new air defense zone . China says two U.S. military planes , 10 Japanese military planes in disputed territory . The zone is part of a rapidly escalating dispute over South China Sea territory .