INSIGHT-Oil in the age of coronavirus: a U.S. shale bust like no other <!-- no image --> <div>Texas oilman Mike Shellman has kept his MCA Petroleum Corp going for four decades, drilling wells through booms and busts and always selling his crude to U.S. oil refiners.<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=IpGswb-rVAY:mxCMrtvzJy4: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=IpGswb-rVAY:mxCMrtvzJy4:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=IpGswb-rVAY:mxCMrtvzJy4:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=IpGswb-rVAY:mxCMrtvzJy4:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=IpGswb-rVAY:mxCMrtvzJy4:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/IpGswb-rVAY" height="1" width="1" alt=""></div> Posted by Reuters