George W. Bush says he invaded Iraq to bring democracy to the Middle East. Some people believe that. But if you have nagging doubts, you'll be intrigued by the story unraveled in It's the Crude, Dude. ? With all the drama of a thriller, Canadian bestselling author Linda McQuaig probes the mystery of what really lay behind the U.S. invasion of Iraq. She points to Washington's desire to gain control of the most spectacular untapped oil bonanza on Earth--even...