Report: Chinese swimmers were allowed to compete at Tokyo Olympics despite positive doping testsBrayan Bello allows 1 hit in 6 innings as Red Sox breeze past Pirates 8U.S. stocks end mixed ahead of inflation dataADB economist lauds efforts to sustain growthGerman delegation seeks deeper cooperation with central China's WuhanChinese carmaker FAW Group reports robust sales in Q1Senate passes reauthorization of key US surveillance programChina's telecom sector logs steady growth in JanA new, stable fiscal forecast for Kansas reinforces the dynamics of a debate over tax cutsAfrica Energy Indaba highlights prospects of South Africa