Global stocks drop for third day as recovery hopes falter

LONDON (Reuters) - World stock markets fell for a third day running on Thursday after a sobering warning from the World Health Organization that the coronavirus may never go away.The head of the Federal Reserve quashed talk of U.S. interest rates going negative to kickstart investment and new outbreaks of the virus in South Korea and China and some dour assessments of the global economy aroused concern too.Europe's main bourses sank 1.5% in early moves [.EU] as traders once again took shelter..