Larry Schweiger, President of the National Wildlife Federation, has e-mailed supporters that Sarah James, spokesperson for the Gwich'in tribe of native Alaskans, is in Washington to tell Congress the "truth" about proposed oil exploration in the Arctic National Wildlife Refuge (ANWR) and will stay there until Congress votes. Gwich'in objections to drilling have been the centerpiece of environmentalist opposition for years. It's a compelling story. A poor Alaskan native tribe, calling itself "the Caribou people," fights desperately to save the Porcupine Caribou herd, which roams the region, providing the tribe's sustenance. But that is not the whole story; it is...