Huffington Post: The proposed Keystone XL pipeline is "ridiculous" and "an atrocity," said former Vice President Al Gore on Thursday. Speaking at an event honoring the 10th anniversary of the progressive think tank Center for American Progress, Gore praised President Barack Obama's efforts on climate change, stating that he thinks the president is sincere and that it will be a legacy issue for him. But on Keystone XL, which is waiting to hear its fate from the Obama administration, Gore was unequivocal. "I hope...