UPDATE 1-UK competition chief Tyrie to step down in September <!-- no image --> <div>Andrew Tyrie, chair of Britain's Competition and Markets Authority (CMA), will step down in September, just over two years after taking up the role, the CMA said on Thursday.<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=d6cxf9n4M38:O69356fxpVc: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=d6cxf9n4M38:O69356fxpVc:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=d6cxf9n4M38:O69356fxpVc:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=d6cxf9n4M38:O69356fxpVc:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=d6cxf9n4M38:O69356fxpVc:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/d6cxf9n4M38" height="1" width="1" alt=""></div> Posted by Reuters