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.

Differences in religions and moral beliefs must be understood by international corporations. Baker Hughes (BHI) and Schlumberger (SLB -1.74%) are learning this lesson the hard way in Iraq. After a violent skirmish between Schlumberger and Shi'ite workers, the company's contract in the region could be in jeopardy. If these issues have long-term effects, Halliburton (HAL 1.20%) could be one company that steps up. Tune in below for more.

Worried about geopolitical risk? Stick with these US-based energy companies