WASHINGTON/NEW YORK (Reuters) - The Securities and Exchange Commission faces hurdles proving wrongdoing at credit-rating agencies, the agency's enforcement chief said, pointing to the complexity of the cases and the industry's strong legal defenses. (http://feeds.feedburner.com/~ff/reuters/topNews?d=yIl2AUoC8zA) (http://feeds.feedburner.com/~ff/reuters/topNews?i=dCc5Q2m9saY:KN2OCMrmsCk:V_sGLiPBpWU) (http://feeds.feedburner.com/~ff/reuters/topNews?i=dCc5Q2m9saY:KN2OCMrmsCk:-BTjWOF_DHI) (http://feeds.feedburner.com/~r/reuters/topNews/~4/dCc5Q2m9saY)
Reuters