CHINA – Shanghai police have detained more than 6,000 people in a crackdown leading up to the opening of the Shanghai World Expo in what officials say is an effort to make the streets safe for visitors. In a 12-day campaign from 3 to 14 April, over 30,000 officers made about 900 raids and brought in 6,402 people. Charges ranged from prostitution and the sale of pornographic material to theft and ...