This year he completed what is believed to be the first ever fracture stimulation procedure in Turkey: injecting a mixture of water and sand at high pressure down the wells to break up rock and release gas.

FORBES: Magazine Article

The industry has boomed in recent years, thanks to a stunning expansion of drilling in previously untapped areas because of the use of hydraulic fracturing, or fracking, which injects sand, water and chemicals to break apart rock and free the gas inside.

NPR: EPA Methane Report Further Divides Fracking Camps

During fracking, large volumes of water, along with sand and hazardous chemicals, are injected into the ground to break rock apart and free the oil and gas.

WSJ: Fracking coalition upsets both greens and drillers

No matter the outcome of her embezzlement trial, McDougal will have a three-month break before facing her next trial in Little Rock.

CNN: McDougal jury recesses until Friday morning