The following video is from Thursday's Digging for Value, in which host Alison Southwick, Motley Fool analyst Joel South, and Fool contributor Tyler Crowe dive deep into the top stories for today's energy sector investors.

There are some who really don't like the boom in American energy: European refiners. Thanks to the increase in cheap feedstock, U.S. refiners Valero Energy (VLO -1.73%) and Phillips 66 (PSX -1.44%) are exporting unprecedented amounts of petroleum products around the world. This major uptick in exports is taking a big bite out of European refiners, causing many to close their doors. In this segment, Tyler discusses why this trend improves the long-term profitability of U.S. refiners and why Valero and Phillips 66 are the largest beneficiaries from this trend in the refining space.