Deeper China downturn, weak Europe and U.S. dents global growth outlook

``The outlook for the global economy became bleaker on Wednesday as signs of a deeper manufacturing downturn in China emerged, coupled with slow growth in Europe and the United States... China's factory sector activity shrank at its fastest rate in more than 6 years in September, according to the monthly Caixin/Market survey, sending investors worried about sagging global growth scurrying out of risky assets.''