SAN FRANCISCO – Gov. Jerry Brown railed Thursday against politicians who doubt climate change, calling them "political lemmings" and the chief obstacle in the fight against global warming. "The main thing we have to deal with in climate change is the skepticism, the denial and the cult-like behavior of the political lemmings that would take us over the cliff," the Democratic governor said at a high-profile conference on climate change at the California Academy of Sciences in San Francisco. At a conference that included Brown's predecessor, Gov. Arnold Schwarzenegger, and Virgin Group founder Richard Branson, Brown said climate change has...