of the job of regulation to the states, fracking is already becoming a big issue in governor races in states like pennsylvania and colorado. as russell gold wrote in his book, the boom, fed by a steady diet of fresh capital investors, the drilling industry proceeded with abandon, not caution. the growth of fracking took everyone by surprise. the energy industry wasn t prepared and neither with land owners and government officials. joining me now, russell gold, author of the boom: how fracking united the american revolution and changed the world. thanks so much for coming on the program. wonderful book. i ve read a fair amount of it. you say fracking has made the united states the envy of the world. there s no question about it. inexpensive electricity prices,