WRAPUP 2-Big banks beat profit expectations but warning signs grow <!-- no image --> <div>Three big U.S. banks reported strong earnings on Tuesday even as warning signs emerged that the playing field is beginning to tilt against the financial industry.<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=WdICNc3TGVY:FbqKyvCl5Yw: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=WdICNc3TGVY:FbqKyvCl5Yw:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=WdICNc3TGVY:FbqKyvCl5Yw:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=WdICNc3TGVY:FbqKyvCl5Yw:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=WdICNc3TGVY:FbqKyvCl5Yw:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/WdICNc3TGVY" height="1" width="1" alt=""></div> Posted by Reuters