UPDATE 5-Central banks flash the cash as market panic drives liquidity squeeze <!-- no image --> <div>* (Adds details about the Federal Reserve's Treasury purchases; adds New York dateline and byline)<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=T4sUNdywccE:dCj7Qoh24FQ:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?d=yIl2AUoC8zA" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=T4sUNdywccE:dCj7Qoh24FQ:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=T4sUNdywccE:dCj7Qoh24FQ:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=T4sUNdywccE:dCj7Qoh24FQ:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=T4sUNdywccE:dCj7Qoh24FQ:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/T4sUNdywccE" height="1" width="1" alt=""></div> Posted by Reuters