Elite runners long chased the 4-minute mile. Major-league sluggers competed for decades to beat Babe Ruth’s 60 home runs. For Dennis Degner, the next milestone is 25,000 feet.

Oil and gas wells stretched just a fraction of that length laterally underground in 2010, when the now-chief executive of Range Resources joined the natural-gas producer. Back then, innovations in horizontal drilling and fracking were just beginning to transform global energy markets. Read full article HERE