UPDATE 3-Guards chief: U.S. warships will be destroyed if they threaten Iran in Gulf <!-- no image --> <div>* Soleimani killing worsened US-Iran tensions sharply (Adds detail)<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=v4d3LXd6P0M:G1yq2G1BeDg: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=v4d3LXd6P0M:G1yq2G1BeDg:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=v4d3LXd6P0M:G1yq2G1BeDg:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=v4d3LXd6P0M:G1yq2G1BeDg:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=v4d3LXd6P0M:G1yq2G1BeDg:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/v4d3LXd6P0M" height="1" width="1" alt=""></div> Posted by Reuters