UPDATE 1-European shares retreat as U.S. law on Hong Kong sparks trade jitters <!-- no image --> <div>* Virgin Money UK on track for best day since IPO (Adds comments; updates market action)<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=qxwWIf-OvHg:36WG81j0Qlo: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=qxwWIf-OvHg:36WG81j0Qlo:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=qxwWIf-OvHg:36WG81j0Qlo:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=qxwWIf-OvHg:36WG81j0Qlo:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=qxwWIf-OvHg:36WG81j0Qlo:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/qxwWIf-OvHg" height="1" width="1" alt=""></div> Posted by Reuters