Super Typhoon Saola sweeps towards southern China megacities

Tens of millions of people across southern China hunkered down Friday as Super Typhoon Saola swept towards the megacities of Hong Kong and Shenzhen, forcing the cancellations of hundreds of flights, shutting business and closing schools."Apart from emergency response personnel and livelihood protection personnel, people are advised not to go out," said the emergency response department of Shenzhen, a city of 17.7 million.