Politico: President Barack Obama is in a pipeline pickle. The presidents call for action on climate change during Mondays inaugural speech puts his upcoming decision on the Keystone XL oil pipeline in an even brighter spotlight pitting his pledge to tackle global warming against his stated commitment to an all of the above energy strategy. Republicans and industry groups will unleash a torrent of attacks on the president if he rejects the pipeline. And Keystone has strong support from some Democrats...