European stock markets have been trading sharply lower as concerns persist about the health of the global economy.
Asian shares fell earlier, after comments from US Federal Reserve boss Janet Yellen which were gloomier than expected on the health of the American economy.
Firms like miner Rio Tinto and French bank Societe Generale have been under pressure in European trade after disappointing financial results.
From London, reporter Olly Barratt says there are a number of factors feeding into the sell-off.
IN: "Major…
OUT: …creditworthiness."
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