US and China's forgotten friendship on display in WWII photo exhibition / US-China high-level military dialogues gather pace; new crisis meeting on horizon / US-Chinese military talks resume on safety in the air and at sea after a nearly 2-year break / U.S. soldier charged with selling military secrets to Chinese contact / U.S. and China military leaders speak for the first time in over a year / Views on China as 'enemy' of the US grow, many support military buildup to deter Taiwan invasion: survey / China's No.2 military leader vows to develop military ties with US at forum