Greg Palast: Koch brothers could save two billion dollars a year if they can replace Venezuelan heavy crude crude with Canadian tar sands - one of the dirtiest sources of carbon emissions on the planet.
Greg Palast is a BBC investigative reporter and author of Vultures' Picnic. Palast turned his skills to journalism after two decades as a top investigator of corporate fraud. Palast directed the U.S. governmentʼs largest racketeering case in history– winning a $4.3 billion jury award. He also conducted the investigation of fraud charges in the Exxon Valdez grounding.