Brazil's new national minimum wage comes into forceWHO asks China for more information on spike in pediatric respiratory illnessesChina news: President Xi Jinping reveals vision to change worldWellington council 'excluded' from information about ageing rail network, chair saysAustralian farm grows world's biggest blueberryPetrobras reaches highest market value in history: BRL 552 biLong Beach Police arrest 4 in gangWatercare signals possible 25% increase in water ratesHongkonger faces jail over 'insult' to Chinese national anthemEarth's inner core made up of superionic matter, Chinese study says