Brent Crude oil en US oil at widest discount of 2013 to international crude <p>The growing oil supply glut in the Midwest and the inability to transport and offload these supplies via pipeline to refineries along the Gulf Coast has created the widest price differential of the year between the world&#39;s largest oil futures contracts.</p> <p><a href="" target="_blank">read more</a></p> Brent Crude oil Want to Know Energy Canada United States Wed, 06 Feb 2013 21:34:40 +0000 Sharon Epperson, CNBC 5748034 at