. >>> as interior secretary for president obama's whole first term, ken salazar was chief guardian of the nation's national resources and heritage and a leading force on issues. he told the north american prospect expo in houston he supports building the keystone xl pipeline. at the end of the day, we're going to be consuming that oil, he said, referring to crude extracted from the tar sands feel of alberta, canada, and transported to u.s. refinery in the gulf of mexico. so is it better to get our oil from the good neighbor in the north, or to be bringing it from some place in the middle east? >> some of us might wish he was still in the administration because we can't get decent answers. it's been five years. four or five, i think, environmental studiy ies now. we won on the merit on every bit of this, all along the way. >> tom dawn ln, also came out in favor of the pipeline last month, while former energy secretary steven chu said the decision to hold up the project by the obama white house in 2012 was, quote, a political one and not a scientific one. a charge the white house reject