This segment is from Thursday's edition of 'Digging for Value', in which sector analysts Joel South and Taylor Muckerman discuss energy & materials news with host Alison Southwick. The twice-weekly show can be viewed on Tuesdays & Thursdays. It can also be found on Twitter, along with our extended coverage of the energy & materials sectors @TMFEnergy.

For those of you living under any rock other than shale the past few years, the United States is brimming with oil and natural gas. Unfortunately, many large oil companies with operations spanning the globe have largely missed out. Now, many are hoping that it's not too late and are selling assets abroad to fund domestic oil and natural gas production. Marathon Oil (MRO 0.09%) joins the ranks, following the lead of companies like Apache Corp (APA -0.68%) and Occidental Petroleum (OXY -0.74%). Tune in below to learn more about each of these company's intentions.