Local officials replaced in wake of China's worst lone wolf car attack in Zhuhai / Zhuhai car attack: senior heads roll in south China city where dozens died / Hong Kong buys 35% stake in Zhuhai airport for 4.3 billion yuan / South China car attack suspect still in a coma, Zhuhai authorities say / Zhuhai car attack victims heard sound 'like earthquake' but had no time to escape: witness / Popular Zhuhai air show draws big crowds, over US$38 billion in orders / China clears memorials, censors reports after car ramming in Zhuhai kills 35 / 35 dead after car attack in Chinese city of Zhuhai, suspect arrested, police say / At China's Zhuhai air show, Russia signs deals to export Su-57 fighter jet / Swarming drones and counter-drone systems dazzle at China's Zhuhai air show