State Journal: Gov. Scott Walker slammed President Barack Obamas plan to cut greenhouse gas emissions at a rapid-fire Republican presidential candidate forum Monday, while side-stepping a question on whether he believes climate change is related to human activity. Walker was one of 14 candidates to appear at the Voters First Forum at Saint Anselm College in Manchester, N.H. It was the first of two events the second being the first Republican presidential debate Thursday at which the candidates will start...