At least four people have died, 10 are missing and 127million have been placed on alert after ‘once in a century’ flooding hit southern China. Guangdong province, near Hong Kong, was pelted with 61cm (24ins) of rain in a little over a week - the highest since records began in 1959. The downpours caused rivers to turn into torrents and burst their banks, and flash flooding. In some places, floodwat