Alaska's cliffhanger primary is poised to propel a climate skeptic toward the U.S. Senate, observers say, likely bolstering the number of nominations achieved by conservative candidates who challenge manmade global warming. Republican Joe Miller, a former judge with a Yale law degree, showcased Sen. Lisa Murkowski's past support for climate legislation, among other things, before slipping by her at the voting stations Tuesday to capture a 1,900 vote lead with several thousand absentee ballots still being counted. Go to story #1