A line of oil pumps near Midland, Texas, on July 23, 2014. (Vernon Bryant/Dallas Morning News/MCT)
A line of oil pumps near Midland, Texas, on July 23, 2014. (Vernon Bryant/Dallas Morning News/MCT) MCT
A line of oil pumps near Midland, Texas, on July 23, 2014. (Vernon Bryant/Dallas Morning News/MCT) MCT

Dropping oil prices could threaten U.S. fracking boom

October 13, 2014 6:47 PM