U.S. Set to Be Largest Oil Producer by 2020

The U.S. will overtake Saudi Arabia as the world's largest oil producer by 2020 due to a boom in shale oil. How will that impact global energy supplies and geopolitics? Liam Denning reports on the Markets Hub. Subscribe to the WSJ Live YouTube Channel - http://www.youtube.com/subscription_c... More WSJLive YouTube:    / wsj   Facebook:   / wsjlive   Twitter:   / wsjvideo   WSJ: www.wsj.com Don’t miss a WSJ video, subscribe here: http://bit.ly/14Q81Xy More from the Wall Street Journal: Visit WSJ.com: http://www.wsj.com Visit the WSJ Video Center: https://wsj.com/video On Facebook:   / videos   On Twitter:   / wsj   On Snapchat: https://on.wsj.com/2ratjSM