China's Xi calls for building elite forces during massive military parade

By Michael Martina and Ben BlanchardBEIJING (Reuters) - Chinese President Xi Jinping told the military on Sunday to transform itself into an elite force, as he oversaw a parade with flybys of advanced jets and a mass rally of troops to mark 90 years since the founding of the People's Liberation Army.China's armed forces, the world's largest, are in the midst of an ambitious modernization program, which includes investment in technology and new equipment such as stealth fighters and aircraft carr