Apple shares tumble after Chinese government tells staff not to use iPhones

Apple's stock market valuation has fallen by almost $200bn in two days after reports that Chinese government workers have been banned from using iPhones. We take a look at the implications this might have for the firm. Chevron workers at two of the companies' LNG facilities in Australia have begun a strike that could have global repercussions. We get the latest from our correspondent in Sydney. And as leaders of the world's major economies gather in India to attend the G20 summit, we find out what food they'll be served.