Renewed volatility roils global stock markets

Renewed volatility shook global stock markets on Wednesday as further evidence of slowing growth in China raised fears about the outlook for global economic expansion. In European mid-afternoon trading London, Paris and Frankfurt were all posting gains following painful slides Tuesday, but only after see-sawing higher and lower earlier in the day. Wall Street opened higher as with investors looked to rebound from nearly three percent losses Tuesday amid accumulating questions about continued glo