Residents in Beijing have been warned not to go outside unless it is absolutely necessary as the capital and multiple other cities are on high alert for the arrival of Typhoon Dolphin, which is travelling north. In Beijing, a red rainstorm alert – the second highest – was issued on Monday for a number of districts, with rain expected to continue over the next three days. According to the city’s forecaster, the rain will get increasingly stronger with the most concentrated period expected to be...