World markets drop on Bernanke bank warning Posted on March 3, 2009March 4, 2009 by Your Financial FactSheet LONDON (AP) World stock markets turned lower Tuesday after U.S. Federal Reserve chairman Ben Bernanke warned that U.S. banks may need more cash injections from the government, above the $700 billion already agreed, to stay afloat. “Whether further funds will be needed depends on the results of the current supervisory assessment of banks, the evolution of the economy and other factors,” Bernanke said.